IGRA | Total | Univariable | Multivariable | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Negative | Positive | OR | 95% CI | p | OR | 95% CI | p | ||||||
Age | N (%) | N (%) | 1.096 | 1.086 | 1.107 | < 0.001 | |||||||
20–29 | 780 (93.4) | 55 (6.6) | 835 | 1 | 1 | ||||||||
30–39 | 774 (85.6) | 130 (14.4) | 904 | 2.259 | 1.612 | 3.166 | < 0.001 | 2.25 | 1.593 | 3.18 | < 0.001 | ||
40–49 | 656 (65.7) | 343 (34.3) | 999 | 7.031 | 5.165 | 9.570 | < 0.001 | 5.95 | 4.282 | 8.268 | 0.0028 | ||
50–59 | 220 (49.0) | 229 (51.0) | 449 | 14.013 | 10.023 | 19.591 | < 0.001 | 10.24 | 7.136 | 14.692 | < 0.001 | ||
≥ 60 | 23 (50.0) | 23 (50.0) | 46 | 13.340 | 7.021 | 25.345 | < 0.001 | 13.3 | 6.637 | 26.655 | < 0.001 | ||
Gender, male | 576/2453 (23.5) | 308/779 (39.5) | 884 (27.4) | 2.299 | 1.931 | 2.737 | < 0.001 | 1.56 | 1.243 | 1.968 | < 0.001 | ||
Finding of CXR | |||||||||||||
No active lung | 2319 (75.0) | 774 (25.0) | 3093 | 1 | 1 | ||||||||
Healed TB | 14 (33.3) | 28 (66.7) | 42 | 6.240 | 3.268 | 11.915 | < 0.001 | 4.39 | 2.175 | 8.86 | < 0.001 | ||
Occupation | |||||||||||||
Administrative | 212 (53.0) | 188 (47.0) | 400 | 1 | 1 | ||||||||
Techniciana | 155 (70.1) | 66 (29.9) | 221 | 0.473 | 0.334 | 0.671 | 0.6059 | 0.703 | 0.482 | 1.024 | 0.8625 | ||
Health-Aidsb | 642 (73.9) | 227 (26.1) | 869 | 0.447 | 0.348 | 0.575 | 0.9207 | 0.858 | 0.648 | 1.135 | 0.0454 | ||
Physician | 212 (73.6) | 76 (26.4) | 288 | 0.403 | 0.290 | 0.561 | 0.4081 | 0.485 | 0.334 | 0.703 | 0.0040 | ||
Nurse | 1232 (84.7) | 223 (15.3) | 1455 | 0.202 | 0.158 | 0.258 | < 0.001 | 0.66 | 0.484 | 0.899 | 0.3822 | ||
Department | |||||||||||||
High-riskc | 521 (85.7) | 87 (14.3) | 608 | 0.443 | 0.348 | 0.566 | < .0001 | 0.895 | 0.676 | 1.184 | 0.436 | ||
Others | 1932 (73.6) | 693 (26.4) | 2625 | 1 | 1 | ||||||||
Working duration, months | |||||||||||||
< 12 months | 326 (90.6) | 34 (9.4) | 360 | 1 | |||||||||
12 to < 60 months | 655 (90.7) | 67 (9.3) | 722 | 0.956 | 0.612 | 1.493 | < .0001 | ||||||
60 to < 120 months | 236 (84.6) | 43 (15.4) | 279 | 1.675 | 1.027 | 2.733 | 0.0127 | ||||||
120 to < 240 months | 531 (79.6) | 136 (20.4) | 667 | 2.342 | 1.551 | 3.535 | 0.7556 | ||||||
240 to < 360 months | 583 (60.0) | 389 (40.0) | 972 | 6.116 | 4.152 | 9.010 | < 0.001 | ||||||
> 360 months | 119 (51.7) | 111 (48.3) | 230 | 8.612 | 5.500 | 13.485 | < 0.001 |