Variable
|
n
|
%
|
Percentage of seronegative workers
|
PR
|
95% CI
|
Age group (y): |
<25 | 240 | 4.9 | 2.08 | 1.93 | (0.74 to 5.01) |
25–34 | 1773 | 36.0 | 1.47 | 1.36 | (0.76 to 2.42) |
35–44 | 1855 | 37.7 | 1.08 | 1.00 | |
45–54 | 904 | 18.4 | 2.10 | 1.951-150
| (1.05 to 3.60) |
⩾55 | 122 | 2.5 | 4.10 | 3.801-150
| (1.53 to 9.42) |
Unspecified | 29 | 0.6 | | | |
Sex: |
Men | 952 | 19.3 | 1.47 | 1.04 | (0.62 to 1.75) |
Women | 3971 | 80.7 | 1.54 | 1.00 | |
Country of origin: |
Belgian | 4492 | 91.2 | 1.56 | 1.17 | (0.16 to 8.39) |
Non-Belgian | 75 | 1.5 | 1.33 | 1.00 | |
Unspecified | 356 | 7.2 | | | |
Job or task: |
Nursing staff | 2995 | 60.8 | 1.10 | 1.00 | |
Non-nursing staff | 1772 | 36.0 | 2.37 | 2.151-150
| (1.38 to 3.35) |
Administrative | 412 | 8.4 | 2.91 | 2.641-150
| (1.40 to 4.96) |
Maintenance and technical | 988 | 20.1 | 2.23 | 2.021-150
| (1.19 to 3.42) |
Catering | 274 | 5.6 | 2.19 | 1.99 | (0.85 to 4.64) |
Laboratory | 52 | 1.1 | 1.92 | 1.75 |
1-151
|
Physiotherapy | 46 | 0.9 | 2.17 | 1.97 |
1-151
|
Unspecified | 156 | 3.2 | | | |
Duration of employment (y): |
<11 | 2493 | 50.6 | 1.52 | 1.06 | (0.68 to 1.66) |
⩾11 | 2367 | 48.1 | 1.44 | 1.00 | |
Unspecified | 63 | 1.3 | | | |
Total | 4923 | 100.0 | 1.52 | | |