Table 1.

Settings studied and number of samples.

Setting studied	No. of samples at baseline	No. of paired samples 1 year after the law
Public administration	102	90
Local administration	30	27
Regional administration	44	42
National administration	28	21
Universities	43	43
Private sector	180	162
Small (< 10 workers)	53	49
Medium (10–50 workers)	127	113
Bars/restaurants	84	79
> 100 m2	46	45
< 100 m2	38	34
Discotheques/pubs	34	24
Total	443	398