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Biomedical subjects

M A Winkleby

Publications and source records attributed to M A Winkleby.

57 records · Page 4Linked to original sources

Comparison of risk factors for ill health in a sample of homeless and nonhomeless poor.

This cross-sectional survey was undertaken to examine whether the homeless poor have a higher prevalence of risk factors for ill health than the nonhomeless poor. Seventy-one adults in four age groups who attended a free-meal program in northern California were recruited during a 1-month period in 1987. The majority of the respondents lived on the streets, in vehicles, or in substandard housing located in an area undergoing rapid urban redevelopment. Regardless of employment or government assistance, the income of 100 percent of the respondents fell below the Federal poverty level. Overall, the sociodemographic profile of the study population was remarkably similar to that of the general population of California adults. Sixty-six percent had completed high school, 78 per cent had lived in the city for 5 or more years and, at most, 23 percent reported serious alcohol or emotional problems. When compared with the nonhomeless poor, the homeless poor were slightly less educated, more mobile, and more likely to report alcohol and emotional problems. Larger differences were evident for health-related variables, with the homeless poor being significantly less likely to have health insurance coverage, to receive preventive health care, and to be nonsmokers than the nonhomeless poor (P values less than .05). There were also large differences in access to heated rooms, running hot water, and cooking facilities, with approximately 90 percent of the homeless poor reporting no access to these fundamental necessities.

Adult↗

Physical, addictive, and psychiatric disorders among homeless veterans and nonveterans.

A cross-sectional survey of 1,431 homeless adults was conducted during the winter of 1989-90 at three shelters in Santa Clara County, CA, with a 98 percent response rate. Of the 1,008 U.S.-born men, 423, or 42 percent, were veterans, including 173 combat-exposed veterans and 250 noncombat-exposed veterans. There were 585 nonveterans. Both combat and noncombat-exposed veterans were significantly more likely to report excessive alcohol consumption before their initial loss of shelter than were nonveterans. Combat-exposed veterans had the highest prevalences of psychiatric hospitalizations and physical injuries before homelessness, 1.5 to 2 times higher than nonveterans and noncombat-exposed veterans. The length of time between military discharge and initial loss of shelter was longer than a decade for 76 percent of combat-exposed veterans and 50 percent of noncombat-exposed veterans. The extended time from discharge to homelessness suggests that higher prevalences of alcohol consumption, psychiatric hospitalization, and physical injury among veterans, especially those exposed to combat, may not have arisen from military service. It is possible, however, that such disorders may be considerably delayed before becoming serious enough to impact one's family, work, and the availability of shelter.

Adult↗

Increasing disparity in knowledge of cardiovascular disease risk factors and risk-reduction strategies by socioeconomic status: implications for policymakers.

During the 1980s extensive local and national cardiovascular health promotion campaigns were implemented to improve knowledge of risk reduction. This study analyzed changes from 1980 to 1990 in knowledge of acquired cardiovascular risk factors (i.e., actual, objective knowledge of adverse lifestyle factors affecting cardiovascular health); perceived knowledge of risk-reduction strategies (i.e., subjective knowledge about how to reduce the likelihood of cardiovascular disease); and interest in risk modification (i.e., interest in changing risk-factor habits) by socioeconomic status using level of education. The study population included 2,455 women and men 25-74 years of age from three population-based cross-sectional surveys in two northern California cities. We found significant differentials in baseline knowledge that widened over the 10-year study period, resulting in larger disparities across educational groups at the final survey in 1990 (P < .05). From 1980 to 1990, individuals with < 12 years of education experienced only slight improvement in their knowledge of cardiovascular risk factors (mean summary score of 4.4 increasing to 5.5, based on a 17-item questionnaire of risk factors); those with > or = 16 years of education experienced twice as much improvement (mean of 8.4 increasing to 11.1) (P < .05). There were similar time-effect disparities in knowledge of risk-reduction strategies (P < .05). In contrast, interest in risk modification was high for all educational groups and remained uniform across time. The continuing and widening disparity in knowledge between socioeconomic groups suggests the need for policymakers to reform existing cardiovascular risk-reduction education campaigns.

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