From: Exposure of hairdressing apprentices to airborne hazardous substances
 | All apprentices (n = 300) | Exposure volunteers (n = 28) |
---|---|---|
Gender | Â | Â |
   Female | 293 (97,7) | 27 (96,4) |
   Male | 7 (2,3) | 1 (3,6) |
Training level | Â | Â |
   First year | 73 (24.3) | 4 (14,3) |
   Second year | 141 (47.0) | 17 (60,7) |
   Third year | 86 (28.7) | 7 (25.0) |