| No of subjects |  | No of subjects |  | ||||
---|---|---|---|---|---|---|---|---|
Cut off: 0.35Â IU/mL | Cut off: 0.1Â IU/mL | |||||||
≥ 0.35 | ≤ 0.35 | OR(95% CI) | ≥ 0.1 | ≤ 0.1 | OR(95% CI) | |||
Male | 10 | 50 | 2.4 (0.90 - 6.5, P = 0.12b) | 15 | 45 | 1.2 (0.56 - 2.5, P = 0.7b) | ||
Female | 8 | 97 | 23 | 82 | ||||
Job category | ||||||||
Nurse | 6 | 66 | 1.0a | P = 0.18b | 14 | 58 | 1.0a | P = 0.69b |
Doctor | 5 | 48 | 1.1 | Â | 12 | 41 | 1.2 | Â |
Laboratory* | 3 | 9 | 3.7 | Â | 4 | 8 | 2.1 | Â |
Pharmacist | 3 | 9 | 3.7 | Â | 3 | 9 | 1.4 | Â |
other** | 1 | 15 | 0.73 | Â | 5 | 11 | 1.9 | Â |
age | Â | Â | Â | Â | Â | Â | Â | Â |
20-29 | 2 | 24 | 1.0a | P = 0.76b | 6 | 20 | 1.0a | P = 0.63b |
30-39 | 10 | 60 | 2.0 | Â | 17 | 53 | 1.1 | Â |
40-49 | 4 | 38 | 1.3 | Â | 7 | 35 | 0.67 | Â |
50- | 2 | 25 | 0.96 | Â | 8 | 19 | 1.4 | Â |
Length of working in health care industries | ||||||||
0-4 | 3 | 25 | 1.0a | P = 0.21b | 6 | 22 | 1.0a | P = 0.87b |
5-9 | 1 | 30 | 0.28 | Â | 5 | 26 | 0.71 | Â |
10-14 | 6 | 37 | 1.4 | Â | 11 | 32 | 1.3 | Â |
15-19 | 6 | 23 | 2.3 | Â | 7 | 22 | 1.2 | Â |
20- | 2 | 32 | 0.52 | Â | 9 | 25 | 1.3 | Â |
History of contact investigation for TB | ||||||||
Yes | 6 | 19 | 3.4 (1.1 - 10.0, P = 0.034b) | 12 | 13 | 4.0 (1.66 - 9.9, P = 0.003b) | ||
No | 12 | 128 | 26 | 114 | ||||
History of living with families who developed active TB | ||||||||
Yes | 2 | 5 | 3.6 (0.64 - 20, P = 0.17b ) | 3 | 4 | 2.6 (0.56 - 12.0, P = 0.20b) | ||
No | 16 | 142 | 35 | 123 | ||||
History of working in TB ward/OPD | ||||||||
Yes | 1 | 13 | 0.61 (0.075 - 4.9, P = 1.0b) | 3 | 11 | 0.90 (0.24 - 3.4, P = 1.0b) | ||
No | 17 | 134 | 35 | 116 |