Table 1.
QFT results by demographic and occupational factors
| |
QFT negative |
QFT positive |
All |
|
|||
|---|---|---|---|---|---|---|---|
| N | % | n | % | N | % | p-value | |
| Female |
386 |
77.4 |
113 |
22.6 |
499 |
78.7 |
|
| Male |
107 |
79.3 |
28 |
20.7 |
135 |
21.3 |
0.637 |
| Age (years) |
|
|
|
|
|
|
|
| < 30 |
110 |
73.8 |
39 |
26.2 |
149 |
23.5 |
|
| 30 – < 40 |
153 |
79.7 |
39 |
20.3 |
192 |
30.3 |
|
| 40 – < 50 |
129 |
85.4 |
22 |
14.6 |
151 |
23.8 |
|
| 50+ |
101 |
71.1 |
41 |
28.9 |
142 |
22.4 |
0.015 |
| Status |
|
|
|
|
|
|
|
| Temporary |
59 |
67.0 |
29 |
33.0 |
88 |
13.9 |
|
| Student |
45 |
86.5 |
7 |
13.5 |
52 |
8.2 |
|
| Staff |
389 |
78.7 |
105 |
21.3 |
494 |
77.9 |
0.015 |
| Profession |
|
|
|
|
|
|
|
| Nurses |
169 |
77.9 |
48 |
22.1 |
217 |
34.2 |
|
| Physicians |
52 |
88.1 |
7 |
11.9 |
59 |
9.3 |
|
| Others |
272 |
76.0 |
86 |
24.0 |
358 |
56.5 |
0.115 |
| Department |
|
|
|
|
|
|
|
| Pneumology |
67 |
82.7 |
14 |
17.3 |
81 |
12.8 |
|
| Infectiology |
10 |
71.4 |
4 |
28.6 |
14 |
2.2 |
|
| Emergency |
105 |
77.8 |
30 |
22.2 |
135 |
21.3 |
|
| All others |
311 |
77.0 |
93 |
23.0 |
404 |
63.7 |
0.656 |
| TST |
|
|
|
|
|
|
|
| < 10 mm |
92 |
86.0 |
15 |
14.0 |
107 |
16.9 |
|
| 10- < 15 mm |
61 |
81.3 |
14 |
18.7 |
75 |
11.8 |
|
| +15 mm |
202 |
71.1 |
82 |
28.9 |
284 |
44.8 |
|
| Unknown |
138 |
82.1 |
30 |
17.9 |
168 |
26.5 |
0.003 |
| TST increase |
|
|
|
|
|
|
|
| No increase |
44 |
67.7 |
21 |
32.3 |
65 |
10.3 |
|
| 6- < 10 mm |
17 |
65.4 |
9 |
34.6 |
26 |
4.1 |
|
| +10 mm |
34 |
79.1 |
9 |
20.9 |
43 |
6.8 |
|
| Not tested |
398 |
79.6 |
102 |
20.4 |
500 |
78.9 |
0.068 |
| Total | 493 | 77.8 | 141 | 22.2 | 634 | 100.0 | |