Table 2.

Adjusted odds ratios (AOR) (95% confidence interval [CI]) for the multivariate logistic regression model on optimal HAART adherence (ref. = reference category)

Parameter	AOR (95% CI)	p-value
Intercept	0.422 (0.0444.024)	0.454
Age (years)	1.047 (0.992–1.106)	0.093
Gender (ref. = men)
Women	2.039 (1.066–3.900)	0.031
Education (ref. = secondary school and above)
No schooling	0.594 (0.277–1.276)	0.182
Primary school	1.483 (0.725–3.033)	0.280
Treatment site (ref. = rural site)
Urban site	4.347 (2.258–8.369)	<0.001
Contribution to household income (ref. = not source of income)
Source of income	3.828 (1.311–11.17)	0.014
Partner (ref. = living with a partner)
Living without a partner	0.908 (0.530–1.557)	0.727
WHO stage of HIV disease (ref. = stage 4)
Stage 1	1.575 (0.437–5.679)	0.488
Stage 2	0.829 (0.275–2.497)	0.739
Stage 3	0.860 (0.319–2.320)	0.766
Baseline CD4 count (cells μL)	0.995 (0.992–0.999)	0.020
Baseline weight (kg)	1.002 (0.983–1.022)	0.834
Reason for taking HIV test (ref. = unwell)
Attended VCT	0.614 (0.271–1.389)	0.242
Risk of exposure to HIV	3.319 (0.653–16.88)	0.143
Household access to tap water (ref. = yes)
No	1.153 (0.473–2.811)	0.755
Household has electricity (ref. = yes)
No	0.981 (0.441–2.184)	0.963
Cell phone ownership (ref. = yes)
No	15.55 (1.773–136.4)	0.013
Age * cell phone ownership (ref. = own cell phone)
Age * no cell phone ownership	0.927 (0.869–0.987)	0.019
Gender * reason for testing (ref. = men * unwell)
Women * attended VCT	2.409 (0.767–7.566)	0.132
Women * risk of exposure to HIV	0.147 (0.025–0.846)	0.032
Site * household income (ref. = rural site * not source of income)
Urban site * source of income	0.173 (0.050–0.602)	0.006