Table I.
Characteristics of 599 healthcare workers tested during and after the implementation of administrative M. tuberculosis infection control measures
| Characteristics | 1999–2001 | 2002–2003 | P value |
|---|---|---|---|
| Age (years) (mean ± SD) | 37.3 ± 10.1 | 36.4 ± 11.7 | 0.334 |
| Sex | 0.024 | ||
| Male | 142 (35.0%) | 49 (25.4%) | |
| Female | 264 (65.0%) | 144 (74.6%) | |
| Employment duration (years) (mean ± SD) | 12.5 ± 6.3 | 10.3 ± 8.4 | <0.001 |
| Occupation | |||
| Administrative clerk | 139 (34.2%) | 50 (25.9%) | 0.040 |
| Nurse | 101 (24.9%) | 75 (38.9%) | <0.001 |
| Physician | 67 (16.5%) | 18 (9.3%) | 0.187 |
| Housekeeping | 41 (10.1%) | 26 (13.5%) | 0.221 |
| Social worker | 32 (7.9%) | 9 (4.7%) | 0.145 |
| Laboratory/radiology technician | 26 (6.4%) | 15 (7.8%) | 0.535 |
| Work location | |||
| Administration | 171 (42.1%) | 53 (27.5%) | <0.001 |
| Clinical ward | 94 (23.2%) | 59 (30.6%) | 0.052 |
| Surgery ward | 65 (16.0%) | 25 (13.0%) | 0.329 |
| Outpatient clinics | 33 (8.1%) | 5 (2.6%) | 0.009 |
| Radiology/laboratory/pharmacy | 26 (6.4%) | 15 (7.7%) | 0.535 |
| Intensive care unit | 17 (4.2%) | 18 (9.3%) | 0.012 |