Characteristic Adjusted Odds Ratio 95% Confidence Interval
Pre-HAART BMI category x Years following HAART initiation, per 5 years
Underweight (< 18.5)
Normal (18.5 to <25.0)
Overweight (25.0 to <30.0)
Obese (30.0 to <40.0)
Morbidly Obese (≥40.0)


0.18
1.19
1.05
1.10
0.92


0.09, 0.37
0.98, 1.44
0.87, 1.26
0.91, 1.33
0.67, 1.25
ARV discontinued at visit
Yes
No

0.66
Ref

0.57, 0.76
Ref
Cumulative NRTI-years, per year 0.97 0.95, 0.99
Cumulative PI-years, per year 1.06 1.04, 1.08
Cumulative NNRTI-years, per year 1.05 1.01, 1.08
Enrollment Period
1994-1995
2001-2002

0.66
Ref

0.26, 1.68
Ref
Age at HAART initiationa, per 5 years 0.89 0.75, 1.05
Race/Ethnicity
Hispanic
White/Other
African-American

0.80
0.20
Ref

0.41, 1.54
0.10, 0.42
Ref
Alcohol use
≥ 3 drinks/week
<3 drinks/week

0.87
Ref

0.75, 1.00
Ref
Cigarette smoking
Current
Former
Never

0.58
1.17
Ref

0.37, 0.91
0.75, 1.84
Ref
Marijuana use since last visit
Yes
No

0.57
Ref

0.49, 0.67
Ref
Injection drug, heroin, cocaine, or crack usesince last visit
Yes
No


0.32
Ref


0.26, 0.38
Ref
Quality of life, per 10 units 1.00 0.97, 1.03
Depressive symptomatology
CESD> 16
CESD <16

0.89
Ref

0.80, 0.99
Ref
Highest education level attained
Graduated college or higher
Some college
Completed high school
Did not complete high school

0.31
0.95
1.53
Ref

0.10, 0.93
0.46, 1.93
0.79, 2.96
Ref
History of AIDS
Yes
No

0.80
Ref

0.66, 0.96
Ref
CD4 cell count (cells/mm3)
<100
100-<200
200-<500
≥ 500

0.24
0.53
0.73
Ref

0.19, 0.30
0.45, 0.63
0.66, 0.82
Ref
HIV RNA copies/ml, per log10 0.93 0.89, 0.97
HAART, highly active antiretroviral therapy; NRTI, nucleoside reverse transcriptase inhibitory; PI, protease inhibitor; NNRTI, non-nucleoside reverse transcriptase inhibitor
aAge treated as time-invariant whose value is determined at the first visit at which highly active antiretroviral therapy was reported.
Table 4: Multivariate longitudinal ordinal logistic regression analysis of body mass index following initiation of highly active antiretroviral therapy among 1177 women contributing a total of 18,698 person-visits during a total of 10,754 years of follow-up. Odds ratios represent the odds of attaining a higher BMI category.