|
| Hairdressers (n = 32) | Controls (n = 32) | p valor |
| Age, mean (±SD) | 39.6 (±1.9) | 39.9 (±1.9) | 0.9 |
| Sex, n (%) Female Male |
|
| 1 |
| 21 (65.6) | 21 (65.6) |
| |
| 11 (34.4) | 11 (34.4) |
| |
| Education level, n (%) Incomplete high school Complete high school |
|
| 0.17 |
| 7 (21.9) | 3 (9.4) |
| |
| 25 (78.1) | 29 (90.6) |
| |
| Smoking, n (%) smoker non-smoker |
|
| 0.17 |
| 7 (21.9) | 3 (9.4) |
| |
| 25 (78.1) | 29 (90.6) |
|