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. Author manuscript; available in PMC: 2012 Apr 20.
Published in final edited form as: Forum Health Econ Policy. 2012 Apr 19;15(2):10.1515/1558-9544.1230. doi: 10.1515/1558-9544.1230

Table 7.

Interactions: ART and Condom Use (with HIV+ persons not on ART)

Dependent variable: CONDOM USE Interaction = Discordant (1) Interaction = In Union (2) Interaction = Years of Schooling (3) Interaction = Female (4)
ART 0.39 [0.331] 0.334 [0.290] 0.446 [0.303] −0.350** [0.141]
ROUND2 −0.05 [0.121] −0.059 [0.129] -0.092 [0.108] 0.033 [0.101]
ROUND2* ART 0.122 [0.117] 0.167 [0.142] 0.581*** [0.183] 0.2 [0.130]
ARV* INTERACTION −0.833** [0.372] −0.308 [0.350] −0.056 [0.036] 0.729*** [0.250]
ROUND2* INTERACTION −0.108 [0.098] 0.057 [0.098] 0.005 [0.005] −0.109*** [0.033]
ROUND2* ART* INTERACTION 0.391*[0.214] 0.086 [0.169] −0.044*[0.025] 0.041 [0.181]
ROUND2* HIV_NOART* INTERACTION 0.314*[0.188] 0.411*** [0.115] 0.043*** [0.014] 0.304**[0.143]
Person Fixed Effects Y Y Y Y
Cal. month dummies Y Y Y Y
Sample Size 1,127 1,264 1,260 1,264
R-squared 0.67 0.72 0.72 0.72

Notes: The dependent variables are defined in Table 1. All regressions include an ART indicator, an indicator for being HIV positive but not on ART, individual fixed effects, round 2 indicator variable, and month-of-interview indicator variables. The five interaction variables are: (1) indicator for being a concordant couple, (2) an indicator for living in union, (3) education measured as years of schooling, (5) an age dummy for being older than 35 years, and (5) a female dummy. Standard errors are clustered at the household level for each round.

***, ** and *

indicate statistical significance at the 1, 5 and 10 percent level respectively.