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At least 19 recordsLinked to original sources

Estimation of the impact of providing outpatients with information about SARS infection control on their intention of outpatient visit.

To examine the effect of provision of information about the infection control in the specific infection disease treatment unit in a city hospital on the outpatient's intention of outpatient service use, respondents who underwent outpatient medical care at the hospital (N = 821) were asked whether or not they intended to continue the outpatient visit at the hospital if a severe acute respiratory syndrome (SARS) patient was admitted to the unit. Although 56% of respondents replied that they could continue to visit the department if a SARS patient was admitted to the unit in the hospital before they read the information, the proportion of those who intended to continue outpatient care significantly increased by 15% after they read it. The logistic regression analyses revealed that respondents who had frequently visited the outpatient department (P < 0.001), those who felt relieved by reading the information about the unit (P < 0.001), and those who did not worry about nosocomial SARS infection inside the hospital (P < 0.001) were significantly more likely to reply that they would continue outpatient visits. We estimated that admission of a SARS patient to the unit would result in a 20% decrease in the cumulative total number of outpatients in the hospital during a 180-day interval after admission of a SARS patient to the unit, and the cumulative total number of outpatients increased by 7% after they read the information. This study suggests that providing outpatients with appropriate information about SARS infection control in the hospital had a statistically significant and substantial impact on the outpatients' intention to continue outpatient visits at the hospital.

Cross Infection↗

Outpatient preoperative evaluation clinic can lead to a rapid shift from inpatient to outpatient surgery: a retrospective review of perioperative setting and outcome.

STUDY OBJECTIVE: To report the rapid shift from inpatient to outpatient surgery that occurred after opening an outpatient preoperative evaluation clinic and the perioperative complications and mortality rates before and after this intervention. DESIGN: Monthly variations of total volume of procedures and percentages of outpatient procedures were analyzed retrospectively using control charts over two consecutive 10-month periods before and after the intervention. For each type of procedure (inpatient vs. outpatient), the perioperative complications and 30-day mortality rates were compared between periods. SETTING: The Veterans Affairs Palo Alto Health Care System, Palo Alto, California. PATIENTS: Patients who underwent 3,159 inpatient or outpatient procedures in the main operating room suite during the control period were compared with patients who underwent 3,190 procedures in the same operating room suite during the intervention period. INTERVENTION: The establishment of an outpatient preoperative evaluation clinic. MEASUREMENTS AND MAIN RESULTS: For each period, the total monthly surgical volume (inpatient and outpatient), perioperative complications, deaths within 30 days of surgery, and the number of procedures performed on patients classified as ASA physical status III, IV, or V were analyzed. The monthly total number of procedures was stable over both periods, but the monthly percentage of outpatient procedures departed from its baseline immediately after establishing the clinic (control period: 24.7%; study period: 45.4%; p << 0.0001). Finally, the perioperative complication rate did not change for outpatient procedures but increased for inpatient procedures (control period: 2.31%; study period: 3.50%; p < 0.05). The 30-day mortality rate remained unchanged for inpatient and outpatient procedures. CONCLUSIONS: Establishing an outpatient preoperative evaluation clinic can lead to a rapid shift from inpatient to outpatient surgery at a government funded hospital without a concomitant increase in perioperative morbidity or mortality.

Aged↗

Delivering an effective outpatient service in gynaecology. A randomised controlled trial analysing the cost of outpatient versus daycase hysteroscopy.

OBJECTIVE: To examine the cost implications of outpatient versus daycase hysteroscopy to the National Health Service, the patient and their employer. DESIGN AND INTERVENTIONS: Randomised controlled trial. SETTING: The gynaecology clinic of a large teaching hospital. PARTICIPANTS: Ninety-seven women with abnormal uterine bleeding requiring investigation. METHODS: Women were randomly allocated to either outpatient or daycase hysteroscopy. They were asked to complete diaries recording expenses and time off work. The National Health Service costs were calculated for a standard outpatient and daycase hysteroscopy. MAIN OUTCOME MEASURES: Costs to the National Health Service, costs to the employer, loss of income, childcare costs and travel expenses. RESULTS: The outpatient group required significantly less time off work compared with the daycase group (0.8 days vs 3.3 days), P < 0.001. Of those women who lost income due to the hysteroscopy, the average loss of income was twice as much in the daycase group ( pound 20.40 in the outpatient group vs pound 50.60 in the daycase group). The average cost of childcare required to cover the time spent in hospital undergoing the hysteroscopy was similar in both groups, however, the number of women requiring childcare was small. Travel costs incurred by the women were 74% more in the daycase group compared with the outpatient group-with an average cost of pound 3.46 in the outpatient group and pound 6.02 in the daycase group. Daycase hysteroscopy costs the National Health Service approximately pound 53.88 more per patient, than performing an outpatient hysteroscopy. Purchasing the hysteroscopes necessary to perform an outpatient hysteroscopy is a more expensive outlay than those required for daycase hysteroscopy. However, there are so many other savings that only 38 patients need to undergo outpatient hysteroscopy (even with a 4% failure rate) rather than daycase hysteroscopy in order to recoup the extra money required to set up an outpatient hysteroscopy service. CONCLUSION: Outpatient hysteroscopy offers many benefits over its traditional counterpart including faster recovery, less time away from work and home and cost savings to the woman and her employer and the National Health Service. Resources need to be made available to rapidly develop this service across the UK in order to better serve both patient and taxpayer.

Ambulatory Care↗

Outpatient total body irradiation as a component of a comprehensive outpatient transplant program.

Outpatient total body irradiation (TBI) as part of a comprehensive outpatient transplant program was delivered to 142 of 167 (85%) consecutive patients receiving TBI-based conditioning therapy. Outpatients received either a single fraction of 500 cGy (110 patients) or 1200 cGy in six fractions over 3 days (32 patients). Patients were assessed daily and were administered oral ondansetron and dexamethasone for prophylaxis of nausea and vomiting as well as i.v. hydration. Accommodation during outpatient TBI-based conditioning was either the patient's home if within 30 min of the hospital, a hotel on the hospital grounds or on a closed hospital ward. None of the 142 patients required admission to the inpatient program during their TBI. There was no difference in 100-day mortality between those receiving TBI as an outpatient (9%) vs as an inpatient (16%). Of four deaths occurring within the first 14 days post transplant, none could be attributed to receiving TBI as an outpatient. Two hundred and six inpatient days were saved through the delivery of outpatient TBI. A comprehensive outpatient program, appropriate patient selection, daily hydration, the use of prophylactic 5HT3 antagonist anti-emetic therapy all contribute to the safe delivery of outpatient TBI.

Adolescent↗

Abdominoplasty: a comparison of outpatient and inpatient procedures shows that it is a safe and effective procedure for outpatients in an office-based surgery clinic.

BACKGROUND: Abdominoplasty is one of the most commonly performed aesthetic procedures. In our practice, it has recently shifted toward outpatient care as the standard. In this study, the authors investigated the difference in short-term complications in outpatient and inpatient procedures in an office-based surgery clinic. METHODS: A total of 69 consecutive abdominoplasty patients from a plastic surgeon's office-based surgery clinic were reviewed retrospectively. Of these, there were 37 inpatients (mean age at time of operation, 41.2 years; range, 26 to 54 years) and 32 outpatients (mean age at time of operation, 37.5 years; range, 21 to 58 years). Each patient was reviewed for short-term complications, which included wound infection, wound dehiscence, seroma, and/or hematoma. Complications were correlated to inpatient and outpatient groups. RESULTS: Four inpatients (10.8 percent) and one outpatient (3.1 percent) had wound infections, whereas two inpatients (5.4 percent) and two outpatients (6.2 percent) had wound dehiscence/marginal necrosis (a small area of surgical wound opening). The most common perioperative complication was seroma formation, which was seen in seven inpatients (18.9 percent) and eight outpatients (25.0 percent). The overall complication rate in this study was 30.4 percent (29.7 percent in inpatients and 31.2 percent in outpatients). There was no correlation between short-term complications and inpatient/outpatient status. CONCLUSION: These results demonstrate that abdominoplasties can be safely and effectively performed in an outpatient surgery clinic.

Abdominal Wall↗

Hospital and outpatient care for psychotic patients during the last three decades. Subsequent hospital and outpatient treatment of psychotic patients hospitalized for the first time in 1949--50, 1959--60 or 1969--70.

The study deals with the development in the extent of hospital treatment and trends concerning outpatient visits for psychotics in Turku hospitalized for the first time in 1949--50 (period of shock therapy), 1959--60 (period of neuroleptics) or 1969--70 (period of intensified outpatient treatment). The bed capacity for psychiatric patients increased in Turku in the 1950-s, but has declined slowly since then. The number of hospitalized cases nevertheless continued to rise up to the 1970's. The number of caretaking personnel in the outpatient sector has increased five-fold and the extent of outpatient visits 20-fold over the 25 years covered by the study. After the introduction of neuroleptics, first hospitalizations became shorter, as fewer and fewer patients remained in long-term hospital treatment. At the same time the annual extent of hospital treatment declined, whereas rehospitalizations became more frequent. Along with intensified outpatient treatment first hospitalizations became still shorter, but the total need for hospital treatment was not reduced. During intensified outpatient treatment, rehospitalization was rapid and, at first, frequent; subsequently rehospitalizations became less frequent compared to the period of neuroleptics. In the 1970's intensive outpatient treatment provided immediately after the first hospital stay appears to be most clearly associated with a reduction in the number of hospital treatment days of schizophrenics. In the case of psychoses of old age an increased extent of outpatient treatment did not lead to a decline in the need for hospital treatment.

Adolescent↗

Outpatients revisited: subjective views and clinical decisions in the management of general surgical outpatients in south west England.

STUDY OBJECTIVE: To assess the scope for reducing unnecessary outpatient reattendances, using a benchmark an acute specialty at a site recognised to have an especially low ratio of repeat to new attendances. DESIGN: This was a survey of the re-attendance workload at general surgery outpatient clinics over a three month period. Patient re-booking and discharge rates for different grades of staff; clinicians' perception of the ability of the GP to have managed the patient; perception of the value of individual re-attendances; reason given for discharging/re-booking; and outcome of attendance for patients in relation to diagnostic category were determined. SETTING: General surgery outpatients clinics with re-attendance rates that were 50% below average, in Taunton and Somerset Hospital, a non-teaching district general hospital. PATIENTS: Altogether 454 patients who made 470 second or subsequent visits (re-attendances) within the same episode of outpatient care. MAIN RESULTS: Thirty eight percent (178/470) of visits were perceived as manageable by the GP, 45% (79, 17% of total re-attendances) of which were also thought to have been of marginal or little value. A substantial group of patients was being followed up largely for reasons of convention and traditional policy. Re-booking rates were higher among junior staff. Subjective views of the value of attendance at the hospital outpatient clinic and the ability of the GP to have seen the patient varied systematically between consultants and junior staff. Judgements varied to some extent according to the diagnostic group. CONCLUSION: The numbers of patients being followed up equivocally at most general surgical outpatient departments will be 50% more an average than those in this benchmark department. A department seeing 2000 new patients per annum will have 3600 reattendances, 25.5% (918) of which may be avoidable on the basis of these results. A variety of approaches can be used to increase the proportion of patients seen appropriately by GPs. In some cases this might be achieved without the intensive commitment required to plan and develop shared care protocols or new formal discharge guidelines, but by encouraging GPs to manage some patients, increasing of hospital clinicians' access to knowledge of local general practices, and internal clinic review of 'routine' follow up policies as shown in this study. This type of review of outpatient practice can also help prioritise conditions likely to repay the effort of developing and implementing clinical management guidelines and local protocols.

Delivery of Health Care↗

Complete integration of inpatient and outpatient burn care: evolution of an outpatient burn clinic.

Burn centers are under continuing pressures to lower costs and maintain quality of care. One method of achieving this goal is to integrate inpatient and outpatient care in the burn unit. In 1991, our unit instituted an on-site outpatient clinic that was expanded significantly in 1996. The clinic is staffed by the inpatient personnel and allows for 24-hour availability and accommodation of all nurse and physician visits. The number of outpatient visits has increased from 1604 in 1992 to 4728 in 1996, despite a 33% reduction in registered nurse staffing during this time. From 1990 to 1996, the average length of inpatient stay for burns of 0% to 5% total burn surface area (TBSA), 6% to 10% TBSA, and 11% to 15% TBSA has decreased from 7.5 to 3.7 days, 10.3 to 7.7 days, and 16.6 to 11.8 days, respectively. Complete integration of inpatient and outpatient burn care can be achieved. An expanded on-site outpatient facility leads to optimal continuity of care, outpatient management of a larger percentage of burn injuries, and a shift in census from the inpatient to outpatient settings.

Burn Units↗

Outpatient lumbar myelography. Analysis of complications after myelography comparing outpatients with inpatients.

Over a 2-year period, 92 patients were submitted as outpatients to lumbar myelography using lopamidol, a new nonionic water-soluble contrast medium. The incidence and severity of adverse reactions associated with myelography in these cases were compared with those in 116 patients who underwent lopamidol myelography as inpatients. The hospitalized patients received 10 ml, and the outpatients 8 or 10 ml of contrast medium (300 mg l/ml). The severity of complications was graded as very mild, mild, moderate, or severe. The complication rate was 37% in the hospitalized patients and 40% in the outpatients. Adverse reactions, mostly in the form of headache, were very mild in approximately two thirds of cases in each group, and moderate or severe in 15% of the inpatients and 24% of the outpatients presenting complications. The incidence of moderate or severe reactions was lower in the outpatients receiving 8 ml of contrast medium compared with those given 10 ml. lopamidol lumbar myelography performed on an outpatient basis is a safe procedure. The outpatient regimen considerably reduces the cost of myelography and indirectly increases the availability of beds in orthopaedic and neurologic units.

Adolescent↗

Dedicated outpatient vascular access center decreases hospitalization and missed outpatient dialysis treatments.

Dedicated outpatient vascular access centers (VAC) specializing in percutaneous interventions (angiography, thrombectomy, angioplasty and catheter placement) provide outpatient therapy that can obviate the need for hospitalization. This paper reports the impact of one VAC staffed by interventional nephrologists on vascular access-related hospitalization and missed outpatient dialysis treatments. We performed a retrospective analysis of vascular access-related hospitalized days and missed vascular access-related outpatient dialysis treatments from 1995 to 2002 in 21 Phoenix Arizona Facilities (5928 cumulative patients) and 1275 cumulative Fresenius Medical Care North America (FMCNA) facilities (289,454 cumulative patients) to evaluate the impact of the introduction of a VAC in Phoenix. Vascular access-related hospitalized days/patient year and missed dialysis treatments/patient year declined from 1997 to 2002 across all access types. The decline was greater in Phoenix and coincided with the creation of a VAC in 1998. By 2002, there were 0.57 fewer hospitalized days/patient year and 0.29 fewer missed treatments/patient year than in the national sample (P<0.01). In 2002, the relative risk for vascular access hospitalized days was 0.38 (95% confidence interval (CI) 0.27-0.5) (P<0.01) and for vascular access-related missed outpatient dialysis treatments was 0.34 (95% CI 0.24-0.49) (P<0.01) in Phoenix vs FMCNA after adjustment for age, gender, diabetic status duration of dialysis and access type. VAC development was associated with a significant decrease in vascular access-related hospitalization and missed outpatient dialysis treatments. Further studies are necessary to demonstrate this effect in other communities.

Adult↗

[Economic aspects of outpatient rehabilitation--methods and results of a study about economic efficiency of outpatient rehabilitation in Mecklenburg-Vorpommern].

Since the recent changes in the German social code the outpatient rehabilitation system gains importance. While more and more studies investigate the medical outcomes of outpatient rehabilitation, the economic effects have hardly been examined so far. This article first presents fundamental methods to use for economic evaluation of outpatient rehabilitation and subsequently outlines the findings of a project comparing the economic effects of outpatient and inpatient rehabilitation in Mecklenburg-Vorpommern. The study statistically covers the total population of applicants for orthopaedic-traumatologic rehabilitation who are suitable for outpatient rehabilitation. A randomized and controlled study, it investigates outcome parameters of the two variants of rehabilitation compared. If the results are approximately equal, the differences between amounts and periods of payments and costs for the pension insurance agency are analyzed. And in fact, the results obtained so far from the investigation confirm that, in suitable patients, outpatient rehabilitation can achieve approximately the same outcomes as inpatient rehabilitation - but at distinctly lower costs. Although in the short term (i. e., at the end of treatment) outcome levels are somewhat lower, better results found even one year later however indicate a more sustained effect.

Ambulatory Care↗

[Supply of outpatient care in the Lazio region: geographic distribution and characteristics of outpatient clinics].

Outpatient care accounts every year for a large share of the National Health Fund spending, however characteristics of supply have not been thoroughly investigated. Objective of the study is the description of the outpatient care system of Lazio region and of the main characteristics of outpatient clinics, through indicators obtained using data from the Outpatient Care Information System (SIAS) for 1999. Outpatient clinics were classified into three categories: ASL managed clinics, private clinics and hospital trusts. Absolute and relative density of supply (respectively DAO and DRO) were used as indicators of clinics distribution in the regional area. Number of specialties, average procedure weight and volume of procedures performed were used as indicators of complexity. Absolute density of supply (DAO = n. of dispatch points/population) is generally high, and a large and statistically significant variability is observed (p < 0.001). The relative density (i.e. the correlation coefficient between DAO and population density) is positive overall (r = 0.43), but it is higher within the private sector (r = 0.62) independently from provider category. Statistically significant differences were observed among categories of providers in terms of average number of specialties (ASL managed: 9.9; private clinics: 1.7; hospital trusts: 16.1), average weight (ASL managed: 1.1; private clinics: 0.9; hospital trusts: 1.3) and average volume of procedures supplied (ASL managed: 35.000; private clinics: 59.000; hospital trusts: 282.000). The administrative SIAS database was a useful tool to define indicators aimed at describing characteristics of the outpatient care system, although these results must be confirmed with a higher and more homogeneous level of coverage.

Ambulatory Care↗

Mixing inpatient with outpatient care: establishing an outpatient clinic on a burn unit.

Outpatient care of patients with burns is an important aspect of a total health care plan. Changes in the health care system, which focuses on cost containment, force reevaluation of the methods used for delivery of high-tech care, particularly in areas such as burn care. Great advances that have taken place over the past decade in the field of burn care have enabled health care providers to treat more patients with burns as outpatients. Those who are specially trained in burn care continue to be the optimal caregivers. The appropriate facilities, spray tables, hydrotherapy, and dressing rooms in which patients with burns are treated are equally important and must be adapted to meet the needs of patients who are ambulatory. The goals of an outpatient burn clinic should be to provide daily wound care and patient education to prevent unnecessary admissions and to promote early discharge for hospitalized patients. Nurses trained in burn care are the optimal providers of ambulatory burn care; therefore the clinic location should be where the caregivers are available. Several obstacles needed to be overcome before an outpatient clinic could be established on the burn unit itself. Wound care is now provided by burn unit nurses, which leads to better results and more consistent follow-up. Patient satisfaction is increased, patient teaching is provided by experienced staff, unnecessary admissions are prevented, and patients are able to be discharged from the hospital earlier or to be followed as outpatients even if surgery is eventually required.

Burn Units↗

[Outpatient geriatric rehabilitation - the structural and process quality of a geriatric mobile service team and a community-based outpatient center].

The trial "Outpatient Geriatric Rehabilitation (AMBRA)" has been launched to compare two outpatient rehabilitation models close to their place of residence or at home: a mobile rehabilitation team based at a geriatric hospital department and a community-based outpatient rehabilitation center run by GPs. Primary analyses concerning structural and process quality of the models are presented in this paper. They refer to medical features and factors associated with care which were assessed at the beginning of the rehabilitation procedures and during intervention. The models include 60 patients attended by the mobile rehabilitation team and 76 patients attended by the outpatient rehabilitation centre. The patients are suffering from multiple illnesses and are limited in their daily activities. Both teams co-ordinate interdisciplinary rehabilitation programs with an average of 50 therapeutic units per patient under medical supervision. The programs' focus is on physiotherapy and occupational therapy and, if indicated, on logotherapy. Psychosocial and health promotional offers are hardly integrated into the procedures. The mobile rehabilitation team on average cares for patients with better cognitive functions (Mini-Mental State Examination) but worse abilities to cope in daily life (Barthel index) than the outpatient rehabilitation team. These differences between rehabilitation groups remain significant after multivariate consideration of sociodemographic, morbidity and process factors. However, differences in mobility (Tinetti Test) can be explained by these variables. The future comparison of results of the rehabilitation programs must therefore consider the different baseline levels and determinants between both groups.

Aged↗

Comparison of intensive outpatient cardiac rehabilitation to standard outpatient care in veterans: effects on quality of life.

BACKGROUND: Examination of the effect of cardiac rehabilitation (CR) on quality of life has been relatively limited. The current study examined existing clinical data, which had been obtained during the course of program evaluation. Changes in quality of life for patients who participated in an intensive rehabilitation program and those who had received standard outpatient care only were compared. METHODS: Quality-of-life changes in cardiac patients (n = 87) from two treatment groups were compared. Patients had either participated in an 8-week intensive CR program (n = 45) consisting of monitored exercise 3 days weekly and inter-disciplinary education sessions, or routine outpatient clinic services (n = 42). RESULTS: Patients in the intensive CR program demonstrated significant (P < 0.05-< 0.001) improvement in all areas of quality of life assessed. In contrast, patients that received routine outpatient care did not demonstrate any areas of improvement, while Vitality was significantly (P < 0.05) poorer at posttest. CONCLUSIONS: Our results suggest that provision of more intensive outpatient CR can improve quality of life more than standard outpatient care.

Ambulatory Care↗

National outpatient medication profiling: medications associated with outpatient fractures in community-dwelling elderly veterans.

AIMS: The primary objective of this retrospective case-control study in an elderly veteran population was to assess the impact of specific medications with recognized side-effects that increase the risk of a fall and were prescribed prior to fractures treated in the outpatient setting compared with patients treated for nonspecific chest pain. METHODS: Two national Veterans Health Administration (VHA) databases were used to identify 17 273 unique patients, aged > or =65 years, treated in outpatient settings with a fracture in fiscal year 2005, and for whom we could link to all of their outpatient prescriptions (809 536). For comparison, we identified other elderly patients with outpatient clinic visits for nonspecific chest pain (N = 62 331) for whom we could link with their 2 987 394 outpatient prescriptions. We categorized the fall-related medications as drugs that primarily affect the cardiovascular (CVS), the central nervous (CNS) or the muscular skeletal system (MSS). RESULTS: Significant differences in the two patient groups occurred in the CNS category. Approximately 41% of the patients with fracture-coded encounters were prescribed CNS drugs compared with 31% of the patients in the comparison group (P < 0.0003). Finally, the use of muscle relaxants in the MSS category was significantly higher in the fracture group than in the nonspecific chest pain group. CONCLUSIONS: Studies using administrative data can foster the development of more proactive pharmacovigilance systems and assist in formulary refinement, particularly in countries with national healthcare systems that have integrated patient data. Particular attention and monitoring of elderly patients taking CNS medications may be important for injury prevention.

Accidental Falls↗

Expanding the roles of outpatient pharmacists: effects on health services utilisation, costs, and patient outcomes.

BACKGROUND: In recent years pharmacists' roles have expanded from simply packaging and dispensing medications to working with other health care professionals and the public. OBJECTIVES: To assess the effects of expanding outpatient pharmacists' roles on health services utilisation, the costs of health services, and patient outcomes. SEARCH STRATEGY: We searched the Cochrane Effective Practice and Organisation of Care Group specialised register, MEDLINE, EMBASE, Pharmline, International Pharmaceutical Abstracts and reference lists of articles up to December 1995. We also searched the published abstracts of three meetings and hand searched five journals and two bibliographies. SELECTION CRITERIA: Randomised trials, controlled clinical trials, controlled before-and-after studies and interrupted time series analyses of interventions comparing 1. Pharmacist services targeted at patients versus services delivered by other health professionals; 2. Pharmacist services targeted at patients versus no intervention; 3. Pharmacist services targeted at health professionals versus services delivered by other health professionals; and 4. Pharmacist services targeted at health professionals versus no intervention. DATA COLLECTION AND ANALYSIS: Two reviewers independently extracted data and assessed study quality. MAIN RESULTS: Fourteen studies were included involving more than 1991 patients. In the one study identified for comparison 1 the relative changes in professional outcome measures ranged from a 24% increase in clinic visits to a 16% decrease in hospital admissions. Relative differences in patient outcome measures were not statistically significant. Seven studies were identified for comparison 2. Four measured process of care and demonstrated decreases in health services utilisation from -67% for hospital admissions to -564% for total ambulatory care visits, as well as decreases in the numbers and costs of drugs compared to control patients. Five measured patient outcomes and consistently reported improvements in the targeted patient condition. In the one study identified for comparison 3 the intervention delivered by the pharmacist was less successful than that delivered by physician counsellors in decreasing inappropriate antibiotic prescribing. All six studies identified for comparison 4 demonstrated that the pharmacist intervention produced the intended effect on physician prescribing practices. These studies did not measure patient outcomes. REVIEWER'S CONCLUSIONS: The limited number of studies analysed support the expanded roles of pharmacists in patient counselling and physician education. However, doubts about the generalisability of the studies, the poorly defined nature of the interventions tested, and the lack of studies including cost assessments and patient outcome data indicate that more rigorous research is needed to document the effects of outpatient pharmacist interventions.

Ambulatory Care↗

Major bleeding in outpatients treated with warfarin: incidence and prediction by factors known at the start of outpatient therapy.

PURPOSE: To determine the incidence of major bleeding in outpatients treated with warfarin and to identify predictive factors known at the start of therapy. PATIENTS AND METHODS: The records of 565 patients starting outpatient therapy with warfarin upon discharge from a university hospital were reviewed. Follow-up information was obtained for 562 patients (99.5%). Bleeding was classified as major or minor using explicit criteria. The cumulative incidence of bleeding was estimated by means of survival analysis. Independent risk factors for major bleeding were identified using Cox regression analysis in 375 randomly chosen patients; they were tested in the remaining 187 patients. RESULTS: Major bleeding occurred in 65 patients (12%) and was fatal in 10 patients (2%). The cumulative incidences of major bleeding at one, 12, and 48 months were 3%, 11%, and 22%, respectively. The monthly risk of major bleeding decreased over time, from 3% during the first month of outpatient therapy to 0.3% per month after the first year of therapy. Five independent risk factors for major bleeding--age 65 years or greater, history of stroke, history of gastrointestinal bleeding, a serious comorbid condition (recent myocardial infarction, renal insufficiency, or severe anemia), atrial fibrillation--predicted major bleeding in the testing group; the cumulative incidence of major bleeding at 48 months was 2% in 57 low-risk patients, 17% in 110 middle-risk patients, and 63% in 20 high-risk patients. CONCLUSION: These findings provide a quantitative basis for evaluating the risk of major bleeding in individual patients at the start of outpatient therapy with warfarin. Whether the risk of bleeding can be reduced in high-risk patients without reducing the benefit of therapy remains to be determined.

Adolescent↗