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Biomedical subjects

J G Howie

Publications and source records attributed to J G Howie.

At least 19 recordsLinked to original sources

A comparison of a Patient Enablement Instrument (PEI) against two established satisfaction scales as an outcome measure of primary care consultations.

OBJECTIVES: We aimed to compare a new primary care outcome measure-the Patient Enablement Instrument (PEI)-against two established satisfaction measures [the Medical Interview Satisfaction Scale (MISS) and the Consultation Satisfaction Questionnaire (CSQ)]. Specifically, we sought (i) to test whether enablement and satisfaction are related or separate concepts; and (ii) to assess whether the internal consistency of the PEI might be enhanced by the inclusion of items from the satisfaction instruments. METHODS: Questionnaire forms containing the three instruments in a variety of combinations were distributed to a total of 818 patients attending for routine surgery consultations in three urban general practices of varying socio-economic mix. The main outcome measures were: scores on the PEI; scores on the CSQ, the MISS and their individual components; rank correlations between scores on the PEI and scores on the CSQ, the MISS and their component subscales; and Cronbach's alpha coefficient for the PEI. RESULTS: Overall mean scores, expressed as percentages of maximum scores attainable, were 44.1% for the PEI, 76.9% for the CSQ and 77.6% for the MISS. Rank correlations between PEI scores and scores for the complete CSQ and MISS instruments were 0.48 (P < 0.01) and 0.47 (P < 0.01), respectively. Correlations of PEI scores with individual component scores on the CSQ were generally lower and ranged from 0.14 to 0.53; correlations of PEI scored with MISS component scores were also generally lower and ranged from 0.21 to 0.53. Internal consistency of the PEI items (assessed by Cronbach's alpha coefficient) was lowered when items from the CSQ or MISS were added. CONCLUSIONS: The study shows that 'enablement' is a primary care outcome measure which is related to but is different from general satisfaction.

Family Practice

A comparison of three methods of setting prescribing budgets, using data derived from defined daily dose analyses of historic patterns of use.

BACKGROUND: Prescribing matters (particularly budget setting and research into prescribing variation between doctors) have been handicapped by the absence of credible measures of the volume of drugs prescribed. AIM: To use the defined daily dose (DDD) method to study variation in the volume and cost of drugs prescribed across the seven main British National Formulary (BNF) chapters with a view to comparing different methods of setting prescribing budgets. METHOD: Study of one year of prescribing statistics from all 129 general practices in Lothian, covering 808,059 patients: analyses of prescribing statistics for 1995 to define volume and cost/volume of prescribing for one year for 10 groups of practices defined by the age and deprivation status of their patients, for seven BNF chapters; creation of prescribing budgets for 1996 for each individual practice based on the use of target volume and cost statistics; comparison of 1996 DDD-based budgets with those set using the conventional historical approach; and comparison of DDD-based budgets with budgets set using a capitation-based formula derived from local cost/patient information. RESULTS: The volume of drugs prescribed was affected by the age structure of the practices in BNF Chapters 1 (gastrointestinal), 2 (cardiovascular), and 6 (endocrine), and by deprivation structure for BNF Chapters 3 (respiratory) and 4 (central nervous system). Costs per DDD in the major BNF chapters were largely independent of age, deprivation structure, or fundholding status. Capitation and DDD-based budgets were similar to each other, but both differed substantially from historic budgets. One practice in seven gained or lost more than 100,000 Pounds per annum using DDD or capitation budgets compared with historic budgets. The DDD-based budget, but not the capitation-based budget, can be used to set volume-specific prescribing targets. CONCLUSIONS: DDD-based and capitation-based prescribing budgets can be set using a simple explanatory model and generalizable methods. In this study, both differed substantially from historic budgets. DDD budgets could be created to accommodate new prescribing strategies and raised or lowered to reflect local intentions to alter overall prescribing volume or cost targets. We recommend that future work on setting budgets and researching prescribing variations should be based on DDD statistics.

Budgets

Reducing consultations for symptoms of cystitis using a health education leaflet.

This study aims to evaluate the effects of a health education leaflet on the number of general practice consultations for the symptoms of cystitis. Seventy women with symptoms of cystitis were recruited into two groups, only one group received health education leaflets. Twenty-nine per cent of patients who received leaflets re-consulted within 40 weeks from presentation compared with 66% of patients who did not receive leaflets (P < 0.005).

Adolescent

Measuring quality in general practice. Pilot study of a needs, process and outcome measure.

1. As part of the Scottish Shadow Fundholding Evaluation (1990-92), quality of care was assessed in 6 practices with 49 general practitioners using a pre-consultation health needs questionnaire, consultation length as a process measure (previously shown to be a proxy measure for quality) and a post-consultation satisfaction/outcome measure which contained a subset of six questions assessing whether patients felt enabled by their consultation. This report describes secondary analysis of the available dataset undertaken to explore whether the approach used to evaluate quality of care for patients with specific clinical problems could be extended to the generality of general practice consultations. 2. Chapters 1 and 2 of the report describe earlier work developing both the concepts and instruments used in the Shadow Evaluation, and general findings already reported. The reliability and the construct validity of the measure of enablement are examined and found to be satisfactory. 3. Strong correlations between more time at consultations and more enablement for more patients are found at population level for patients with psychological problems, with social problems and with physical problems. More complex problems require more time to achieve equal benefit. 4. Mean consultation length and mean enablement score correlate well with each other and can be used as summary statistics of quality. Where trends require explanation or exploration, other measures of the use of time and the level of benefit gained are more helpful; both sets of analyses can be derived from the same datasets (Chapter 3). 5. Analyses at practice level show that practices which spend more time at consultations enable patients more whatever the nature of problems presented. The rank orders of time spent at consultation and of enablement are highly correlated (Chapter 4). 6. Analyses at doctor level show that doctors who spend more time at consultations enable patients more and that those who spend less time enable patients less. The numbers of patients available for study were not sufficient to explore this association within subgroups of clinical presentations. As in previous studies, we found that doctors who take longer time are likely to be more patient centred, and those who take less time are likely to be less patient centred. Case-mix varies between doctors, but seems to be independent of whether a doctor is more or less patient centred (Chapter 5). 7. The methods developed in this study give useful insights into the definition and delivery of quality of care in general practice (Chapter 6). The measures now need to be tested in different clinical, cultural and organizational settings and results compared with those found using routinely available NHS data on prescribing and achievement of other clinical and management targets (Chapter 7).

Communication

Addressing the credibility gap in general practice research: better theory; more feeling; less strategy.

A substantial international network of general practice researchers has grown up over the past 30 years, and the literature of the discipline is now extensive and diverse. Nevertheless, there is considerable ambivalence within the profession about what research can offer, where its weight should be being put and how best the opportunities its insights create can be taken advantage of. The sometimes disappointingly low credibility of research and researchers needs to be addressed. The issues of the adequacy of underlying 'theory' and of ownership of research agendas may contain the basis of a way forward.

Attitude of Health Personnel

Care of patients with selected health problems in fundholding practices in Scotland in 1990 and 1992: needs, process and outcome.

BACKGROUND: At the time of the introduction of fundholding, a number of potential benefits and concerns about fundholding were debated. AIM: A study was undertaken to compare process and outcome of care in patients with different levels of physical, social and psychological need in 1990 and 1992 in six fundholding groups in Scotland. METHOD: Patients aged 16 years and over consulting with a range of marker conditions in 1990 and 1992 completed a pre-consultation health status questionnaire asking about physical, social and psychological problems, and a postconsultation satisfaction/enablement questionnaire asking about their ability to cope, and understand their illness. Main outcome measures were consultation length and satisfaction/enablement score. RESULTS: Of patients attending in the study period, 39% consulted for one or more marker condition. The proportion of patients reporting social problems rose between 1990 and 1992 for 11 out of 12 conditions. Overall, consultation lengths remained constant. Patients wanting to discuss social problems had significantly longer consultations than those reporting no social problems or problems they did not wish to discuss. The proportion of patients expressing enablement dropped for eight conditions and rose for four between 1990 and 1992. The decrease in the proportion expressing enablement remained after controlling for the rise in the percentage reporting social problems. Patients who had social problems they did not wish to discuss but a general health questionnaire score of five or more were the group reporting lowest enablement. Significantly more patients with pain, skin problems and digestive problems reported social problems and significantly fewer of them reported enablement in 1992 compared with 1990. Patients with diabetes, angina, chronic bronchitis and problems seeing fared relatively well over the study period. Some patients with psychosocial problems fared poorly (they had relatively short consultations and were unlikely to express an ability to cope/understand their illness). CONCLUSION: The issue of whether benefits to some patient groups from recent health service changes may be matched by disadvantage to other groups, for example those with clinical problems with no financial incentive to provide pro-active care or with psychosocial difficulties, is discussed.

Acute Disease

Use of videotaped consultations in summative assessment of trainees in general practice.

BACKGROUND: There are many different methods by which trainees may be assessed summatively. AIM: The objective of the study was to determine if videotaped consultations could be used to identify reliably those general practitioner trainees who have not yet reached acceptable levels of competence. METHOD: Videotapes of 10 trainees carrying out normal consultations were assessed by 20 assessors for acceptable competence using a rating scale specifically developed for the purpose. RESULTS: A principal components analysis showed a strong correlation among the items in the rating scale used, indicating that a single underlying factor accounted for 76% of the overall scores. Agreement between assessors on the scoring of individual consultations was limited. There was much greater consistency with regard to the decision on overall competence, examined for the first consultation. A non-competent trainee would have a 95% probability of being identified by the process as described using two assessors for each videotape. The assessors had reached firm judgements on each trainee by the time four consultations had been viewed. CONCLUSION: The workload involved in producing and analysing the tapes is discussed. Considerations of patient consent are addressed. It is concluded that the use of videotaped consultations appears to offer a feasible and reliable method of summative assessment of general practitioner trainees.

Education, Medical, Graduate

Evaluating care of patients reporting pain in fundholding practices.

OBJECTIVE: To compare quality of care between 1990 and 1992 in patients with self diagnosed joint pain. DESIGN: Questionnaire and record based study. SUBJECTS: Patients identified at consecutive consultations during two weeks in 1990, 1991, and 1992. SETTING: Six practice groups in pilot fundholding scheme in Scotland. MAIN OUTCOME MEASURES: Length of consultation; numbers referred or investigated or prescribed drugs; responses to questions about enablement and satisfaction. RESULTS: About 15% of patients consulted with joint pain each year. 25% (316) of them had social problems in 1990 and 37% (370) in 1992; about a fifth wanted to discuss their social problems. Social problems were associated with a raised general health questionnaire score. The mean length of consultation for patients with pain was 7.6 min in 1990 and 7.7 min in 1992. Patients wishing to discuss social problems received longer consultations (8.5 min 1990; 10.4 min 1992); but other patients with social problems received shorter consultations (7.4 min; 7.2 min). The level of prescribing was stable but the proportion of patients having investigations or attending hospital fell significantly from 1990 to 1992 (31% to 24%; 31% to 13% respectively). Fewer patients responded "much better" to six questions about enablement in 1992 than in 1990. Enablement was better after longer than shorter consultations for patients with social problems. CONCLUSIONS: Quality of care for patients with pain has been broadly maintained in terms of consultation times. The effects of lower rates of investigation and referral need to be investigated further.

Drug Prescriptions

Research in general practice: international problems--international solutions.

Although research in primary care has a higher profile than ever before, its impact on professional practice and on government planning often seems less than it should be. In the first part of the paper, the different research agendas of governments, health departments, professional associations and colleges, and of universities are explored. In the second part of the paper a research project which attempts to define and measure quality of care given to patients with a 'marker' health problem (arthritic pain) is developed from the stage of asking questions to interpreting findings. In the third part of the paper, a number of conflicts between research agendas, styles of research, and needs and expectations of different 'purchasers' and 'providers' are explored using the themes and the details of the earlier parts of the paper as illustration, and a model is constructed to help explain why research, practice and policy making often live less easily together than is good for each. The importance of creating a supportive climate for research, of providing adequate infrastructure, and of making appropriate training available is emphasized.

Administrative Personnel

General practice fundholding: observations on prescribing patterns and costs using the defined daily dose method.

OBJECTIVE: To compare prescribing patterns between a group of fundholding practices and a group of non-fundholding practices in north east Scotland using a method which provides more accurate statements about volumes prescribed than standard NHS statistics. DESIGN: The pharmacy practice division of the National Health Service in Scotland provided data for selected British National Formulary sections over two years. Each prescription issued was converted using the World Health Organisation "defined daily dose" mechanism. SETTING: Six fundholding groups (nine practices) in Grampian and Tayside regions and six non-fundholding practices in Grampian. RESULTS: During the past two years both fundholding and control practices reduced the volume of their prescribing for the classes of drug analysed. The unit costs of drugs in some classes, however, rose substantially, contributing to higher costs per patient. The unit costs rose more in the control practices (24%) than in the fundholding practices (11% in Tayside, 16% in Grampian). CONCLUSION: The use of defined daily doses helped identify cost and volume trends in specific areas of prescribing in fundholding and control practices. The basis on which funds are set needs improving, and defined daily doses may prove useful for setting volume targets within drug classes for all practices, whether fundholding or not.

Age Factors

The universities' research assessment exercise 1992: a second opinion.

We compared assessments of university departments of general practice by the heads of department with those of The UK University Funding Council. There was little difference between them. The departmental heads' assessment was quicker and cheaper. Current means of assessing academic departments may need to be reconsidered.

Humans

The need for another look at the patient in general practice satisfaction surveys.

Although patient satisfaction research has looked at the aspects of care which patients are satisfied with and at which patients are satisfied with their care, few studies have looked at which patients are satisfied with which aspects of care. A retrospective analysis of data collected from 1599 patients attending 43 GPs was undertaken to examine the way that different patient characteristics influenced responses to a 31 item survey completed at the surgery after a consultation. Information on perceived distress [as measured by the Nottingham Health Profile (NHP)] was collected from patients prior to the consultation and further information about the patient and the consultation was recorded by the doctor after the consultation. Levels of satisfaction were high, with only seven of 31 items producing more than 5% of negative responses. These seven items covered whether the waiting time was too long, whether the doctor was relaxed, whether the doctor was in a hurry, whether there was anything else the patient would have liked to talk about had there been more time, whether the doctor had said or done anything to reduce the patient's worries, whether the doctor gave the feeling that the patient's opinions were important and whether there was anything about the consultation which disappointed the patient. Age, waiting time prior to the consultation, consultation length and positive scores on the six NHP dimensions of distress were all significantly associated with responses to one or more of these seven items. Patients experiencing pain and those with emotional distress were dissatisfied with different aspects of the consultation.(ABSTRACT TRUNCATED AT 250 WORDS)

Family Practice

Summative assessment: a pilot project in the west of Scotland.

In the autumn of 1991 the Committee in General Practice of the west of Scotland region appointed a working party to investigate the possibility of developing a credible, valid and reliable programme of summative assessment for general practitioner trainees. The working group formulated a four-part package consisting of a multiple true-false paper, a trainee audit project, the trainers' judgement, and analysis of videotaped consultations. The reasons for the use of this selection of methods are discussed. It is suggested that a summative assessment process for trainees should make use of the trainers' considerable knowledge of the trainee, have an external component, be criterion referenced, have an element of continuous assessment, and involve direct assessment of clinical competence. A pilot study of assessment of clinical competence using videotapes of routine trainee consultations by 25 volunteer general practitioner assessors is described. A rating instrument for use in differentiating the competent from the not yet competent trainee is discussed. The working group and the group of videotape assessors came to the provisional conclusion that the use of videotaped consultations may be a valid and feasible method of assessing the competence of general practitioner trainees as part of a balanced summative assessment programme.

Clinical Competence

The chief scientist reports ... Evaluation of the Scottish shadow fund-holding project: first results.

This paper reports preliminary findings from the action research evaluation of the Scottish shadow fund-holding project. Fifty doctors looking after 84,000 patients in six groups negotiated and managed a paper fund for six months, and then a real fund for six months. First analyses of quantitative data suggest that the numbers of prescriptions written, investigations done and referrals made remained stable over the period of study. The length of time spent at consultations varied apparently independently of holding a fund. Patient satisfaction with actions taken by doctors and their feelings of benefit from consultations were high throughout the study, but a consistent and significant shift from very satisfied to satisfied categories was noted in all practices for most variables surveyed during the course of 1990-91. Analyses to explain this are continuing. Qualitative study identified benefits in terms of a greater understanding of the costs of activities, and new working patterns between hospital, general practice and administrative staff have led to progressive work in contracting for quality of patient care. At the same time, the lack of sophistication of fund setting needs to be addressed; equity issues will become relevant as fund-holding reaches a larger proportion of practices. The pressures on those taking leading roles in administration are high, and this is confirmed by parallel quantitative work. Further information is becoming available on both prescribing and the care of selected 'marker' conditions, and these will be the subject of further reports.

Contract Services

Attaching prices to decision making in general practice.

This paper is an attempt to evaluate the cost implications of decisions made by general practitioners during consultations. Prices were attached to the cost generating decisions of 85 general practitioners in South East Scotland who participated in a 12-month study of their workload. When the price attached to each referral decision was one out-patient attendance, 56 of the 85 general practitioners' costs per consultation were within 15% of the average cost, and 76 were within 25% of the average. However, when the price attached to referral activity was adjusted upwards (to allow for the inclusion of further hospital care), variations between doctors became more pronounced and the decision to refer replaced prescribing as the most important element of variable cost. No important relationships were discovered which linked cost generating activities with characteristics of the doctor or the practice. Implications for fund-holding are discussed.

Costs and Cost Analysis

Attitudes to medical care, the organization of work, and stress among general practitioners.

Eighty five volunteer general practitioners in Lothian region recorded clinical and contextual information on 21,000 consultations during 1987-88. During their recording sessions they reported their perceived levels of stress using a previously validated scale. Subsequently, 80 of the doctors completed a previously validated multi-dimensional scale about their attitudes to patient care. Three attitude subscales (psychological orientation, appropriateness of consultations and responsibility for decisions) correlated with processes of care previously identified as indicators of good care. The 20 doctors who scored most highly on these patient-centred scales recorded self-perceived stress in 27% of their consultations compared with 11% of the consultations of the 33 doctors who scored lowest on these scales. Among the 20 most patient-centred doctors those booking patients at eight patients per hour or more reported stress at twice as many consultations as those with a longer booking interval; doctors whose preferred working styles conflicted with their booking patterns reported stress in up to 62% of consultations. Doctors with a higher patient-centred orientation find their work more stressful. Longer booking intervals remove much of that stress, particularly when doctors' preferred style of consulting requires them to spend more time at individual consultations. Previously described work stressors offer a theoretical explanation for a problem which is important for both doctors and patients.

Adult

Social indicators of health needs for general practice: a simpler approach.

The ability of different measures of socioeconomic position to predict distress in a sample of general practice attenders has been examined. Perceived distress was measured using the Nottingham health profile. The measures of socioeconomic position included: social class, Jarman scores of patients' areas of residence, whether or not patients owned their own home, whether or not patients owned a car, whether or not they had been unemployed during the previous year and whether or not they had had further education. Social class data were only available for 84% of the 1075 respondents completing the Nottingham health profile. Those respondents for whom social class data were not available were significantly more likely to score positively on the social isolation, sleep and physical mobility dimensions of the Nottingham health profile. Not owning one's own home emerged as the measure of socioeconomic status that best predicted distress. The other measures of socioeconomic status that were significantly predictive of distress were not having had further education and having been unemployed during the last year. Different measures of socioeconomic position significantly predicted positive scores on different dimension of the Nottingham health profile. Although the Jarman score significantly predicted a positive score on the sleep dimension, it did not predict distress well when compared with the direct measures of disadvantage. There are simple, more direct measures of socioeconomic position than social class that could be collected routinely by practices which would form a better basis for the evaluation of services required to target those needs created by persisting social inequalities in health.(ABSTRACT TRUNCATED AT 250 WORDS)

Aged