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At least 235 records · Page 13Linked to original sources

Public health response to a potentially rabid bear cub--Iowa, 1999.

On August 27, 1999, a 5-6 month-old black bear cub in a petting zoo in Clermont, Iowa, died after developing acute central nervous system signs; the initial direct fluorescent-antibody (DFA) test results available on August 28 indicated the bear had rabies. On August 29, in response to the positive laboratory report, the Iowa Department of Public Health (IDPH) initiated a campaign to identify and inform persons potentially exposed to the bear's saliva. Within 72 hours, IDPH staff verified contact and exposure information for approximately 350 persons. Subsequent testing found no evidence of rabies virus in brain or spinal cord tissues. This report describes the public health response to this potential rabies outbreak and reviews testing procedures and protocols for rabies.

Animal Diseases↗

Carbon monoxide poisoning associated with use of LPG-powered (propane) forklifts in industrial settings--Iowa, 1998.

In 1998, the Iowa Department of Public Health (IDPH) and Iowa State University (ISU) Extension Department, with the assistance of local health departments, investigated a series of carbon monoxide (CO) poisonings associated with the use of liquified petroleum gas (LPG)-powered forklifts in light industry. In each episode, forklifts emitting high CO concentration levels were operated in inadequately ventilated warehouse and production facilities, which resulted in high CO accumulations. Employees at each site developed symptoms of CO poisoning, and some employees received inadequate or inappropriate medical care. This report summarizes the investigations and provides recommendations to prevent such incidents.

Air Pollutants, Occupational↗

Outreach to public health professionals: lessons learned from a collaborative Iowa public health project.

In 1995, the National Library of Medicine (NLM) and the Public Health Service (PHS) recommended that special attention be given to the information needs of unaffiliated public health professionals. In response, the National Network of Libraries of Medicine (NN/LM) Greater Midwest Region initiated a collaborative outreach program for public health professionals working in rural east and central Iowa. Five public health agencies were provided equipment, training, and support for accessing the Internet. Key factors in the success of this project were: (1) the role of collaborating agencies in the implementation and ongoing success of information access outreach projects; (2) knowledge of the socio-cultural factors that influence the information-seeking habits of project participants (public health professionals); and (3) management of changing or varying technological infrastructures. Working with their funding, personnel from federal, state, and local governments enhanced the information-seeking skills of public health professionals in rural eastern and central Iowa communities.

Computer Communication Networks↗

Pseudoachondroplastic dysplasia: an Iowa review from human to mouse.

Lamellar inclusions of the rough endoplasmic reticulum in growth plate chondrocytes, first identified (1972) in the Department of Orthopaedic Surgery, University of Iowa, has become the cytochemical hallmark for the pseudoachondroplastic dysplasia (PSACH) phenotype, linking an endoplasmic reticulum storage disorder with the osteochondrodysplasia. Since this original observation, great advances have been made, leading to the molecular understanding of this altered longitudinal bone growth anomaly. A PSACH canine model suggested that abatement of cumulative vertical growth of growth plate chondrocytes seen in PSACH results from (1) altered extracellular matrix constraints for horizontal growth and (2) uncoupling of endochondral and perichondral growth that causes metaphyseal flaring. PSACH, an autosomal dominant disease, is linked to mutation of the cartilage oligomeric matrix protein (COMP) gene. Amino acid substitutions, deletions, or additions is proposed to alter COMP structure that cause its retention in the rough endoplasmic reticulum of growth plate chondrocytes, leading to (1) compositional and structural change of the extracellular matrix, and (2) altered cellular proliferation and volume expansion. Normal growth and development occurs in COMP gene knockout mice that do not synthesis COMP, demonstrating that a mutant COMP, not absence of COMP, is required for the PSACH phenotype. The mechanism by which mutant COMP induces a PSACH phenotype remains to be elucidated. At the University of Iowa a cell culture system has been developed whereby mutant COMP transgenes are introduced into chondrocytes and the expressed product COMP is retained in the endoplasmic reticulum. This readily manipulated system makes it possible to decipher systematically the system's cellular secretory processing pathway, in order to clarify the mechanism(s) by which the mutant COMP is retained within the endoplasmic reticulum. Concurrent with this is the development of transgenic mice expressing the mutant COMP used in the cell culture system. This will make it possible to establish that expression of a human PSACH-linked mutant COMP will produce a PSACH phenotype. A PSACH animal model will provide a means to characterize the mechanism of altered longitudinal bone growth and to test gene therapy approaches for correcting the anomaly.

Animals↗

Iowa Case Management for rural drug abuse. Preliminary results.

The Iowa Case Management Project (ICMP) was developed to evaluate the effectiveness of a comprehensive, solution-focused model of case management with rural clients in drug abuse treatment. For this preliminary report, 483 clients who were admitted to residential or outpatient treatment at a local facility volunteered to participate and were randomly assigned to one of four research conditions. Clients in three of the conditions received Iowa Case Management (ICM), while clients in the fourth condition received standard treatment services and served as the control group. Clients were assessed regarding psychosocial characteristics at intake and three additional times during the subsequent 12 months.

Case Management↗

Appointment-keeping behavior of Medicaid-enrolled pediatric dental patients in eastern Iowa.

PURPOSE: The purpose of this prospective study was to assess the appointment-keeping behavior of Medicaid-enrolled pediatric dental patients in three Eastern Iowa practices. METHODS: During the month of October 1998, a tally was kept of all patient appointments at a private pediatric dental office, a public health dental clinic, and a university-based pediatric dentistry clinic. Patients were categorized as either Medicaid or non-Medicaid. Appointment behavior categories were defined as: On time; Failure; Late-notice Cancellation (less than 24 hours notice); and Tardy (greater than 10 minutes). The data was entered in SPSS and analyzed using the chi square statistic. Statistical significance was P < 0.05. RESULTS: A total of 1,406 appointments were recorded for all three sites. Overall, patients on Iowa Medicaid had higher appointment failure, late-notice cancellation, and tardiness rates than non-Medicaid patients at all three clinics. However, these differences were only statistically significant for the private office and the university-based clinic. Failed appointment rates for Medicaid patients were much higher at the private office (38%) than at the other two sites. CONCLUSION: Consistent with anecdotal reports from dentists, Medicaid patients had higher rates of broken appointments than did non-Medicaid patients, particularly in a private practice setting.

Adolescent↗

Dietary survey of low-income, rural families in Iowa and North Carolina. II. Family distribution of dietary adequacy.

Distribution patterns of Iowa and North Carolina families for dietary adequacy at various income levels were compared according to: (a) two family dietary standards, based on the 1968 Recommended Dietary Allowance and the Ten-State Nutrition Survey dietary standards, and (b) two income standards, family income and per capita income. A 24-hr. recall method was used to collect the dietary data. Nutrients studied included: protein, calcium, iron, vitamin A, ascorbic acid, thiamin, and riboflavin. Clear differences emerged in family distribution patterns by the two dietary standards and by the two income standards. Comparison of family distribution patterns for dietary intake by the two standards showed that percentages of families with poor nutrient intakes were lower by Ten-State evaluation than for the recommended allowance evaluation, except for protein and iron. For example, the percentage of families with poor calcium intakes, by Ten-State criteria, was approximately half that measured by the recommended allowances. While, according to the latter, calcium was the most limiting nutrient in many family diets, vitamin A was most limiting by Ten-State evaluation. The proportions of families with poor ascorbic acid, thiamin, and riboflavin intakes were also lower by Ten-State standards. While the iron adequacy remained approximately the same by both dietary standards, the percentage of families with poor protein intakes was higher by the Ten-State criteria. A higher percentage of families at each income level had fair and good diets by Ten-State comparison. Family distribution patterns for intakes of individual nutrients at various family income levels demonstrated a positive relationship between nutritional intake and income. Proportions of families with poor nutrient intakes according to per capita income tended to increase with the income level. For both income standards, the percentages of families with good and fair diets in the total family sample gradually increased with income. Percentages of Iowa families with fair and good diets at various income levels were, in general, higher than those of North Carolina families. The lowest and the highest percentages of families with poor diets of two population groups were higher for per capita income distribution than for family income distribution.

Adolescent↗

Hydrogeological constraints on riparian buffers for reduction of diffuse pollution: examples from the Bear Creek watershed in Iowa, USA.

Riparian Management Systems (RiMS) have been proposed to minimize the impacts of agricultural production and improve water quality in Iowa in the Midwestern USA. As part of RiMS, multispecies riparian buffers have been shown to decrease nutrient, pesticide, and sediment concentrations in runoff from adjacent crop fields. However, their effect on nutrients and pesticides moving in groundwater beneath buffers has been discussed only in limited and idealized hydrogeologic settings. Studies in the Bear Creek watershed of central Iowa show the variability inherent in hydrogeologic systems at the watershed scale, some of which may be favorable or unfavorable to future implementation of buffers. Buffers may be optimized by choosing hydrogeologic systems where a shallow groundwater flow system channels water directly through the riparian buffer at velocities that allow for processes such as denitrification to occur.

Biodegradation, Environmental↗

Natural infection of Aedes trivittatus (COQ) with Dirofilaria immitis in central Iowa.

Juveniles identified as Dirofilaria immitis were recovered from Aedes trivittatus and Anopheles punctipennis collected CO2-baited CDC light traps in Ames, Iowa, during 10 days in July and August 1975. Ae. trivittatus composed 58.7% of the mosquitoes collected, and D. immitis was recovered from 18 of 393 (4.6%) dissected and from 7 of 31 pools (911 mosquitoes; 0.77%). Approximately 1.0% of the Ae. trivittatus collected harbored infective-stage juveniles, and as many as 27 were recovered from a single mosquito. This is the first report of Ae. trivittatus supporting the development of D. immitis. An. punctipennis was the only other species infected, with 2 of 468 harboring first-stage juveniles. The data suggest that Ae. trivittatus probably is the principal vector of D. immitis in central Iowa.

Aedes↗

Imported measles case associated with nonmedical vaccine exemption--Iowa, March 2004.

On March 13, 2004, the Iowa Department of Public Health (IDPH) reported to CDC that a male student aged 19 years with measles in the infectious stage had flown from New Delhi, India, to Cedar Rapids, Iowa, on March 12. Because of a nonmedical exemption, the student had not received measles-containing vaccine (MCV). This report describes the measles case, the public health response to prevent secondary cases, and the impact on the public health system. Health-care providers and state and local public health departments should be alert to possible cases of measles in persons who traveled with this student or their contacts. Parents considering nonmedical exemptions for their children should be aware of the potential risk for disease both for their children and the public.

Adult↗

Too close for comfort? Appointment of Blues exec as head of board overseeing Iowa system resurrects questions about corporate conflicts of interest.

What happens when a top insurance executive also serves on a hospital-related board? In Iowa, where Wellmark Chairman John Forsyth is leading the board overseeing the University of Iowa Hospitals and Clinics, observers say it's sometimes difficult to avoid potential conflicts. Concerns also crop up for Joel Allison, left, head of Baylor Health Care System, who serves on the board of an Abbott spinoff.

Administrative Personnel↗

Postexposure prophylaxis, isolation, and quarantine to control an import-associated measles outbreak--Iowa, 2004.

On March 12, 2004, a college student infectious with measles returned to Iowa from India by a commercial airliner; the case was subsequently linked to two other measles cases. This report updates information about this outbreak and provides details regarding vaccination, quarantine, and other measures used by Iowa public health authorities to interrupt disease transmission in a vulnerable population. The effective uses of quarantine and isolation during the outbreak underscore the utility of these public health tools in halting communicable disease transmission.

Contact Tracing↗

Diabetes mellitus and subsite-specific colorectal cancer risks in the Iowa Women's Health Study.

OBJECTIVE: Controversy remains regarding the association between type 2 diabetes mellitus (DM) and colorectal cancer (CRC) risk. To clarify and extend the existing data, we prospectively evaluated the association between self-reported type 2 DM (onset at >30 years of age) and incident CRC, overall and by anatomic subsite, among postmenopausal women in the Iowa Women's Health Study (n = 35,230). METHODS: After 14 years of follow-up, a total of 870 incident CRC cases were identified through annual linkage to the Iowa Cancer Registry. DM was analyzed as reported at baseline and as a time-dependent variable using information obtained during follow-up. CRC risks were estimated using Cox proportional hazards regression models. RESULTS: After adjusting for age, body mass index and other potential confounding variables, the relative risk (RR) for women with DM versus women without DM was modestly increased at 1.4 [95% confidence interval (95% CI), 1.1-1.8]. By anatomic subsite, the RR for proximal colon cancer was statistically significantly increased (RR, 1.9; 95% CI, 1.3-2.6), whereas the RRs for distal colon (RR, 1.1; 95% CI, 0.6-1.8) and rectal cancer (RR, 0.8; 95% CI, 0.4-1.6) were not statistically different from unity. Analyses that included DM ascertained at baseline and follow-up yielded similar results. CONCLUSION: In this large, prospective study of postmenopausal women, the association between DM and incident CRC was found to be subsite specific. If confirmed by others, this finding implies that CRC prevention strategies among type 2 DM patients should include examination of the proximal colon.

Age of Onset↗

Impact of the Iowa S-SCHIP program on access to dental care for adolescents.

PURPOSE: This study examined whether providing insurance through Iowa's State Children's Health Insurance Program, S-SCHIP, had an impact on dental care access for adolescents that was similar to children of other age groups. METHODS: Using a pretest, post-test panel study design, an 80-item questionnaire was mailed to the parents of one S-SCHIP enrollee per household at enrollment. A similar instrument was mailed after 1 year. A mixed-mode data collection process was used. Children were compared by age groups (1 to 6, 7 to 12, and 13 to 18). Statistical tests evaluated differences in: (1) demographics between age groups at baseline; (2) outcomes at follow-up; and (3) differences between matched-pair responses prepost. RESULTS: Baseline and follow-up responses were received from 39% of sampled children (N = 1,399). After 1 year, access to and utilization of dental services improved for all age groups. Adolescents, however, were least likely to have had an annual dental visit; 1 in 6 still had unmet dental need or delays. Relative to other health services, dental care was reported to be the highest area of unmet need at both baseline and follow-up, especially for adolescents. CONCLUSIONS: Iowa's S-SCHIP program was found to improve dental care access for children of all ages. Nonfinancial barriers, however, still exist for a significant number of adolescents.

Adolescent↗

The hospital staff and community benefit. An Iowa facility works to involve busy employees in community benefit reporting.

Mercy Medical Center-North Iowa (MMC), Mason City, IA, has done much over the years to support the poor and underserved of its community. However, in recent years, the facilities leaders came to see that much of its community benefit activity went unreported. They decided to launch an initiative to improve this reporting. They began, in the summer of 2002, with a campaign to educate staff members about the facility's sponsor, the Sisters of Mercy, and that congregation's foundress, Mother Catherine McAuley. In December, MMC adopted a biannual reporting cycle for community benefit activities. Such reporting was facilitated by putting it online. More recently, MMC has begun publicizing its community benefit activities. As a result, both the facility's staff and the community have gained a clearer idea of the services that MMC provides in north Iowa.

Catholicism↗

Use, need and desire for pain control procedures by Iowa hygienists.

A survey of dental hygienists licensed and residing in Iowa was conducted in the fall of 1987. The response rate after two mailings was 596 of 705 (84.5%). Of the 596, the responses of those who provided clinical services for adults in Iowa (n = 421) were analyzed for information regarding pain control. The survey was designed to collect demographic information and to determine hygienists' use and perception of the need and desire for pain control measures. Nearly 70% of the practitioners reported that their patients needed anesthesia but did not receive it. The main reason given for not asking their dentist/employer to provide pain control measures was that time did not permit. The estimated numbers of patients who received pain control measures per month was low: a mode of 1 with a median of 1 to 2 for local anesthesia, and a mode of 0 and median of 2 for nitrous oxide analgesia. Investigators examined the strength of correlations between the independent variables of practice and hygienist characteristics, and the dependent variables of use and perception of the need and desire for pain control measures. Hygienists who provided selected periodontal services and those who worked in periodontal practices were more likely to ask the dentist to provide pain control measures. Local anesthesia was used more frequently by those hygienists who saw more patients with pockets equal to or greater than 4 mm. Use of nitrous oxide analgesia in practice was highly correlated with preparation in the use of nitrous.(ABSTRACT TRUNCATED AT 250 WORDS)

Anesthesia, Dental↗

Seroprevalence of antibodies against encephalomyocarditis virus in swine of Iowa.

A total of 2,614 swine from 104 herds located throughout Iowa were tested for antibodies against encephalomyocarditis virus (EMCV) by use of the microtitration serum neutralization test. The sample was composed of 587 sows and gilts and 2,027 finishing swine. A statistically significant (P less than 0.002) difference was observed between prevalence in sows and gilts (17.2%) and that in finishing swine (12.2%). Breeding swine maintained in total confinement (20.5%) had significantly (P = 0.04) higher prevalence than did breeders maintained in other types of housing (12.1%), whereas prevalence in finishing swine raised in total confinement (6.4%) was significantly (P = 0.02) lower that in finishers not raised in total confinement (13.6%). Association was not detected between prevalence and herd size or between prevalence and season of the year. Adjusting for test specificity and sensitivity, the true prevalence of EMCV infection in swine in Iowa was estimated to be 13.8% in breeding stock and 8.5% in finishing swine. On a herd basis, 89.4% (93/104) of the herds had one or more EMCV-positive swine.

Animals↗