Table 1.
Sample characteristics by adherence intention group (N = 149).
| Characteristic | Total sample | Low adherence | High adherence | Prevalence ratioa | P-value |
|---|---|---|---|---|---|
| (N = 150) | intention (n = 73) | intention (n = 77) | Estimate (95% CI) | ||
| n (%) | n (%) | n (%) | |||
| Water source | |||||
| Piped water | 106 (71) | 47 (64) | 59 (78) | Ref | |
| Borehole, other surface water | 43 (29) | 26 (36) | 17 (22) | 0.73 (0.52–1.02) | 0.066 |
| HIV transmission knowledge | |||||
| Low (<12) | 112 (75) | 64 (88) | 48 (62) | 0.58 (0.47–0.73) | <0.001 |
| High (12–13) | 38 (25) | 9 (12) | 29 (38) | Ref | |
| Age (years) | |||||
| 18–30 | 92 (61) | 44 (60) | 48 (62) | Ref | |
| Above 30 | 58 (39) | 29 (40) | 29 (38) | 0.99 (0.61–1.62) | 0.98 |
| Occupation | |||||
| Employed | 41 (27) | 16 (22) | 25 (32) | Ref | |
| Housewife | 69 (46) | 36 (49) | 33 (43) | 0.82 (0.65, 1.03) | 0.095 |
| Unskilled labor | 40 (27) | 21 (29) | 19 (25) | 0.81 (0.42, 1.60) | 0.54 |
| Household monthly income | |||||
| <3,000 Zambian Kwacha | 125 (85) | 66 (90) | 59 (79) | Ref | |
| ≥3,000 Zambian Kwacha | 23 (15) | 7 (10) | 16 (21) | 1.54 (1.38, 1.72) | <0.001 |
| Missing | 2 | ||||
| Place of residence | |||||
| Urban | 81 (54) | 28 (38) | 53 (69) | ||
| Rural | 69 (46) | 45 (62) | 24 (31) | 0.47 (0.09–2.60) | 0.39 |
a
From mixed effects poisson regression with robust variance estimate (i.e., log-linear model), including a random effect for clinic.