Presentation Abstract
Body Size in HIV/AIDS: Actual, Perceived, and Preferred. RL
Brunner, BJ Scott, TA Larson. University of Nevada, School of Medicine, Reno.
Objective: To study simple measures of desired body size and
accuracy of self-assessed size in order to consider their possible role in the maintenance
of a desirable body weight in relatively healthy individuals with HIV/AIDS.
Methods: 22 men and 3 women completed a questionnaire which used
multiple choice items and drawings (ascending in "stoutness") to assess
perceptions of present body size and shape, satisfaction with current weight and preferred
size and shape. Objective measurements of relative weight (body mass index), percent ideal
body weight, percent body fat and CD4 were also obtained. All participants were patients
in a community based "early intervention" clinic. The questionnaire given here
was part of a larger study aimed at longitudinal evaluation of factors involved in AIDS
related weight change and wasting.
Results: Twenty-six percent of subjects described themselves as
"somewhat thin", 39% as "about right" and 35% as "somewhat
heavy". There were no subjects reporting self-perceptions that were "extremely
thin" or "extremely heavy". Self-perceptions of present size and weight
were consistent with objectively measured relative weight [body mass index = 21.5
("somewhat thin"), 23.8 ("about right") and 28.3 ("somewhat
heavy")] and percent ideal body weight (94%, 99% and 122%, respectively), as both
objective measures ascended with self-reported size and weight. Self-reports of being
"somewhat heavy" were associated with higher CD4 counts (M=397) than either
"about right" (M=189) or "thin" (M=193). Only one subject (4%)
selected a figure at the extreme thinness as closest to the size he "would like to
be" (preferred size). All remaining subjects chose figures which were central on the
continuum of body size. Nevertheless, paired comparisons indicated that preferred size was
significantly smaller than self-reported present size (t=2.11, p < .05).
Conclusions: We found that reported perceptions of body size and
weight are not distorted among relatively healthy men and women with HIV/AIDS. Preferred
size was significantly lower than perceived current size, a finding which is consistent
with the goal of many people to achieve a slim ideal. A person's preference for thinness
should be understood as possibly incompatible with the clinical goal of preventing weight
loss in HIV/AIDS.
Contact: RL-Brunner, Department of Pediatrics, 411 W. 2nd St.,
Reno, NV 89503, USA. Telephone: 775.784.6170, Fax: 775.784.4828, or email at brunner@unr.edu.
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