Table 3.
Factors associated with positive QuantiFERON-TB Gold Plus test (QTF-Plus) (n=101).
| Variables | QTF-Plus+ | COR (95% CI; P-value) | AOR (95% CI; P-value) |
|---|---|---|---|
| Sex | |||
| Female | 58.82 (20/34) | 1 | |
| Male | 71.64 (48/67) | 1.768 (0.744–4.201; 0.197) | |
| Age group (years) | |||
| 15–30 | 75.00 (21/ 28) | 1 | |
| 31–46 | 63.04 (29/46) | 0.568 (0.200–1.615; 0.289) | |
| ≥47 | 66.67 (18/27) | 0.666 (0.206–2.150; 0.497) | |
| Origin |
|||
| Healthcare worker | 83.33 (35/42) | 1 | |
| Household contact | 60.71 (17/28) | 1.545 (0.585– 4.077; 0.379) | |
| Slaughterhouse worker | 96.77 (30/31) | 30.00 (3.739–240.651; 0.001) | 1.095 (1.00–2.036; 0.023) |
| Body mass index (kg/m2) | |||
| 18.5 | 25.00 (1/4) | 1 | |
| 18.5–24.9 | 67.92 (36/53) | 0.157 (0.015–1.626; 0.121) | |
| 25–29.9 | 75.00 (27/36) | 1.416 (0.548–3.661; 0.472) | |
| ≥30 | 50.00 (4/8) | 0.472 (0.105–2.118; 0.327) | |
| Educational level |
|||
| Any | 68.75 (11/16) | 1 | |
| Primary | 75.00 (9/12) | 1.363 (0.253–7.321; 0.718) | |
| Secondary | 67.92 (36/53) | 0.962 (0.288–3.209; 0.950) | |
| University | 60.00 (12/20) | 0.681 (0.170–2.723; 0.588) | |
| Smoking |
|||
| No | 62.96 (51/81) | 1 | |
| Yes | 85.00 (17/20) | 3.333 (0.901–12.324; 0.071) | 4.214 (1.051–16.899; 0.042) |
| Alcoholism |
|||
| No | 63.77 (44/69) | 1 | |
| Yes | 75.00 (24/32) | 1.704 (0.666–4.358; 0.266) | |
| Diabetes |
|||
| No | 69.66 (62/89) | 1 | |
| Yes | 50.00 (6/12) | 0.435 (0.128–1.472; 0.181) | |
| Hospitalization |
|||
| No | 66.67 (64/96) | 1 | |
| Yes | 80.00 (4/5) | 2 (0.214–18.637; 0.543) | |
| Exposure (years) |
|||
| <15 | 65.7 (44/67) | 1 | |
| ≥15 | 70.6 (24/34) | 1.255 (0.521–3.155; 0.189) | 5.617 (1.202–32.198; 0.036) |
| BCG scar | |||
| No | 65.22 (15/23) | 1 | |
| Yes | 67.53 (52/77) | 1.109 (0.415–2.960; 0.836) | |
| Chronic cough | |||
| No | 69.23 (63/91) | 1 | |
| Yes | 50.00 (5/10) | 0.444 (0.119–1.658; 0.228) | |
| Presence of animal at home |
|||
| No | 54.35 (25/46) | 1 | |
| Yes | 78.18 (43/55) | 3.009 (1.268–7.139; 0.012) | 2.735 (1.102–6.789; 0.030) |
| Helminth infection | |||
| No | 66.28 (57/86) | 1 | |
| Yes | 73.33 (11/15) | 1.399 (0.409–4.780; 0.592) | |
| Protozoal infection | |||
| No | 53.85 (21/39) | 1 | |
| Yes | 75.81 (47/62) | 2.685 (1.140–6.326; 0.024) | 2.591 (1.034–6.491; 0.042) 0.042) |
AOR, adjusted odds ratio; BCG, Bacille Calmette-Guérin; CI, confidence interval; COR, crude odds ratio.