|
Hairdresser (n=91)
|
Office worker (n=80)
|
p Value
|
Mean age (y) | 33 | 44 | 0.011-151 |
< 30 (%) | 49 | 19 | |
31-40 (%) | 30 | 24 | |
>41 (%) | 21 | 57 | |
Atopy:1-150
|
Yes (%) | 65 | 60 | 0.051-152 |
Smoking | | | 0.031-152
|
Non-smoker (%) | 25 | 46 | |
Ex-smoker (%) | 25 | 23 | |
Current smoker(%) | 50 | 32 | |
Cigarettes/day (mean) | 12 | 9 | 0.021-151 |
Hair treatment customers/week (mean) | 13 | | |