Table 2 Logistic regression analysis of risk factors associated with LTBI
From: Prevalence of latent tuberculosis infection and associated risk factors in an urban African setting
| Risk factor | TST ≥ 10 mm | TST < 10 mm | ||
|---|---|---|---|---|
| N (%) | N (%) | Unadjusted OR (95% CI) | Adjusted OR (95%CI) | |
| 140(49) | 143(51%) | |||
| Sex | ||||
| Male | 54(39) | 37(26) | 1.80(1.08,2.98) | |
| Female | 86(61) | 106(74) | 1.00 | |
| Age group (years) | ||||
| 15-24 | 40(29) | 71(50) | 1.00 | 1.00 |
| 25-34 | 55(39) | 48(33) | 2.03(1.78,3.52) | 1.94(1.12,3.38) |
| 35+ | 45(32) | 24(17) | 3.33(1.77,6.24) | 3.12(1.65,5.88) |
| Education (years) | ||||
| No education | 13(9) | 15(10) | 1.00 | |
| 1-7 | 73(52) | 64(45) | 1.32(0.58,2.97) | |
| 8-13 | 44(31) | 56(39) | 0.91(0.39,2.10) | |
| >13 | 10(7) | 8(6) | 1.44(0.44,4.74) | |
| Marital Status | ||||
| Never married | 26(19) | 47(32.9) | 1.00 | |
| Currently married | 76(54) | 65(45.4) | 2.11(1.18,3.78) | |
| Previously married | 38(27) | 31(29.7) | 2.22(1.13,4.35) | |
| Religion | ||||
| Catholic | 44(31) | 57(40) | 0.82(0.38,1.85) | |
| Protestant | 47(34) | 40(28) | 1.25(0.55,2.85) | |
| Muslim | 34(24) | 30(21) | 1.21(0.51,2.85) | |
| Other* | 15(11) | 16(11) | 1.00 | |
| Smoking status | ||||
| Never smoker | 107(76) | 121(85) | 1.00 | |
| Previous smoker | 11(8) | 10(7) | 1.24(0.51,3.04) | |
| Current smoker | 22(16) | 12(8) | 2.07(0.98,4.39) | |
| HIV status | ||||
| Negative | 110(80) | 111(78) | ||
| Positive | 28(20) | 31(22) | 0.91(0.52,1.62) | |
| Missing | 3 | 1 | ||
| History of TB disease | ||||
| Yes | 7(4) | 5(4) | 0.72(0.22,2.32) | |
| No | 136(96) | 135(96) | 1.00 | |
| Leave home for school or employment | ||||
| Yes | 91(65) | 71(50) | 1.88(1.17,3.04) | 1.72(1.05,2.81) |
| No | 49(35) | 72(50) | 1.00 | 1.00 |
| Chronic cough(> = 2 weeks) | ||||
| Yes | 98(70) | 85(59) | 1.59(0.97,2.60) | |
| No | 42(30) | 58(41) | 1.00 |