Predictors of Weight Change in Male HIV-Positive Injection Drug Users Initiating Antiretroviral Therapy in Hanoi, Vietnam
Table 4
Coefficients derived from final multivariate model predicting weight change, accounting for effect modification by Interval.
Difference in weight change (β) ± SE (P-value)
P-value for interaction term
Interval 1
Interval 2
Intercept
−2.7 ± 1.8 (.14)
4.1 ± 0.9 (<.001)
0.001
CD4 <200 cells/μL (yes/no)
3.5 ±1.5 (.03)
−3.0 ± 0.7 (<.001)
<0.001
Adherence to HIV meds (Excellent/Very Good versus Good/Fair/Poor)
3.0 ± 0.9 (.002)
−0.01 ± 0.7 (.98)
0.01
Nausea (yes/no)
2.2 ± 0.8 (.006)
−1.3 ± 0.8 (.13)
0.005
Moderate/Heavy Drinker (yes/no)
−2.6 ± 1.0 (.02)
−0.02 ± 0.8 (.98)
0.06
Liquid supplements (yes/no)
2.6 ± 1.0 (.01)
−1.3 ± 1.5 (.39)
0.05
Tobacco smoking
−1.2 ± 0.5 (.02)
0.17
Interaction term (Tobacco smoking * Interval) was dropped from the final model due to nonsignificant P-value. Coefficient shown is from main effect of tobacco smoking only.