Characteristics of the participants
| Tappers | Glove factory | Students | |||||
|---|---|---|---|---|---|---|---|
| 1 | 2 | 3 | |||||
| Total population | 475 | 273 | 80 | 230 | 144 | ||
| Number seen | 314 | 221 | 75 | 204 | 144 | ||
| Response rate (%) | 66.1 | 80.9 | 93.8 | 88.7 | 100 | ||
| Age (y, mean (SD)) | 38.4 (11.2) | 26.8 (8.9) | 25.3 (8.4) | 22.5 (6.5) | 16.3 (1.1) | ||
| Female (n (%)) | 183 (58.3) | 182 (82.4) | 67 (89.3) | 183 (89.7) | 138 (95.8) | ||
| Duration of exposure (y, mean (SD)) | 14.4 (10.5) | 2.9 (2.7) | 2.5 (2.3) | 1.0 (1.2) | NA | ||
| Smoking (n (%)): | |||||||
| Current smoker | 51 (16.4) | 53 (24) | 10 (13.3) | 32 (15.7) | (0) | ||
| Ex-smoker | 11 (3.5) | 2 (0.9) | 0 | 4 (1.9) | (0.9) | ||
| Non-smoker | 252 (80.1) | 166 (75.1) | 65 (86.7) | 168 (82.4) | (99.1) | ||
| Atopy (%) | 98 (31) | 45 (22) | 18 (25) | 75 (37) | 20 (14) | ||
NA=not applicable.