Table 5.
Mean Ratio and adjusted Mean Ratio for effectiveness according to participant characteristics.
| Variables | Categories (n) N = 108∗ |
MR (95%CI) | P value | AMR (95%CI) | P value |
|---|---|---|---|---|---|
| Arm | Control (56) | 0.74 (0.69–0.79) | 0.001 | 0.74 (0.69–0.79) | 0.001 |
| Intervention (52) | 1 | 1 | |||
| Adherence level | – | 1.01 (1.00–1.01) | 0.001 | 1.00 (1.00–1.00) | 0.186 |
| Sociodemographic characteristics | |||||
| Sex | Women (37) | 0.90 (0.82–0.99) | 0.038 | 0.93 (0.86–1.00) | 0.054 |
| Men (71) | 1 | 1 | |||
| Age | – | 0.99 (0.99–1.00) | 0.077 | 0.99 (0.99–1.00) | 0.385 |
| Marital status | Married (50) | 1.04 (0.95–1.15) | 0.347 | ||
| Unmarried (58) | 1 | ||||
| Occupation | No Job (35) | 0.92 (0.84–1.02) | 0.111 | 1.00 (0.91–1.09) | 0.993 |
| Have Job (73) | 1 | 1 | |||
| Education | Below Prep (77) | 1.04 (0.94–1.15) | 0.476 | ||
| Prep & above (31) | 1 | ||||
| No. of cohabitants | ≤3 (62) | 1.10 (1.00–1.21) | 0.037 | 1.08 (1.00–1.17) | 0.047 |
| ≥4 (46) | 1 | 1 | |||
| No. of bedrooms | 1 (67) | 1.02 (0.93–1.12) | 0.653 | ||
| ≥2 (41) | 1 | ||||
| Household head | No (47) | 0.98 (0.89–1.08) | 0.684 | ||
| Yes (61) | 1 | ||||
| Residency | Permanent (88) | 0.98 (0.87–1.10) | 0.754 | ||
| Temporary (20) | 1 | ||||
| Behavioral characteristics | |||||
| Smoking, No/day | Never (90) | 1.00 (0.89–1.14) | 0.972 | ||
| Yes (18) | 1 | ||||
| Khat | Never (87) | 1.00 (0.89–1.13) | 0.960 | ||
| Yes (21) | 1 | ||||
| Alcohol | Never (67) | 0.96 (0.88–1.06) | 0.456 | ||
| Yes (41) | 1 | ||||
| Disease conditions | |||||
| HIV | Negative (93) | 0.99 (0.86–1.13) | 0.855 | ||
| Positive (15) | 1 | ||||
| TB treatment | New (98) | 0.87 (0.74–1.02) | 0.081 | 0.93 (0.82–1.05) | 0.231 |
| Relapse (10) | 1 | 1 | |||
| At least one negative urine isoniazid | No (95) | 1.17 (1.02–1.34) | 0.029 | 1.04 (0.94–1.17) | 0.439 |
| Yes (13) | 1 | 1 | |||
R: mean ratio; AMR: adjusted mean ratio; ∗: n = 108 as1 missing for HIV; Prep: preparatory; the first p-value (4th column) is from the univariable analysis witha cutoff of 0.20; the second p-value (last column) is from the adjusted model (including all variables witha p-value of ≤0.20 in the univariable analysis) witha cutoff of 0.05.