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Biomedical subjects

T E Woods

Publications and source records attributed to T E Woods.

3 recordsLinked to original sources

Religiosity is associated with affective and immune status in symptomatic HIV-infected gay men.

This study examines the relationship between religiosity and the affective and immune status of 106 HIV-seropositive mildly symptomatic gay men (CDC stage B). All men completed an intake interview, a set of psychosocial questionnaires, and provided a venous blood sample. Factor analysis of 12 religiously oriented response items revealed two distinct aspects to religiosity: religious coping and religious behavior. Religious coping (e.g., placing trust in God, seeking comfort in religion) was significantly associated with lower scores on the Beck Depression Inventory, but not with specific immune markers. On the other hand, religious behavior (e.g., service attendance, prayer, spiritual discussion, reading religious literature) was significantly associated with higher T-helper-inducer cell (CD4+) counts and higher CD4+ percentages, but not with depression. Regression analyses indicated that religiosity's associations with affective and immune status was not mediated by the subjects' sense of self-efficacy or ability to actively cope with their health situation. The associations between religiosity and affective and immune status also appear to be independent of symptom status. Self-efficacy, however, did appear to contribute uniquely and significantly to lower depression scores. Our results show that an examination considering both subject religiosity as well as sense of self-efficacy may predict depressive symptoms in HIV-infected gay men better than an examination that considers either variable in isolation.

Adaptation, Psychological↗

Intuitive theories of human immunodeficiency virus transmission: their development and implications.

Explored the use of cluster analysis to characterize the development of intuitive theories of HIV transmission and examined relationships between children's theories and their attitudes regarding AIDS. In Study 1, analyses of interviews with 188 children and adolescents led to the identification of three relatively immature theories (undifferentiated thinking in which anything can cause AIDS, uncertainty about its causes, and a hybrid theory emphasizing germs as well as any form of drug use) and two relatively mature ones (both emphasizing true AIDS risk factors but differing in their understanding of blood exchange as a cause). Unwillingness to interact with persons with AIDS and worry about AIDS decreased with age and the former in particular was most closely associated with the belief that AIDS is spread through casual contact. In Study 2, analyses of data from a largely Mexican American sample of 306 third, fifth, and seventh graders yielded largely similar findings despite use of different risk factor subscales. Overall, the intuitive theories approach and the use of cluster analysis in its service appear to be promising ways of assessing children's knowledge of disease so that appropriate interventions for different subgroups of children can be designed.

Acquired Immunodeficiency Syndrome↗

Integrator for qualitative and quantitative unit activity.

A simple device constructed from inexpensive components enables spike activity to be integrated and displayed in a convenient scale (spikes/sec) on a pen recorder. An input voltage threshold detection circuit is employed to eliminate any random baseline noise from being integrated. A pulse output is provided to drive a counter or accumulator so that quantitative as well as qualitative results may be obtained. A monostable multivibrator is used to insure that the integrated output is a function of the frequency of spike activity and not the amplitude or pattern of the spikes. An output isolation and buffer stage is provided to eliminate any loading effect on the filter section and also provide a gain or scaling adjustment so that the integrator may be used with practically any pen recorder.

Action Potentials↗