Table 1

Prevalence of doctor consultation, of consultation for respiratory problems, of use of medication and of time off work by passive smoking exposure at work and gender for never smokers (unadjusted prevalence) (p value from χ2test)

Passive smoking exposure at work
Nil⩽ median
(1 year)
> medianp value
Mn=866n=1115n=2141
(21.0%)(27.0%)(51.9%)
Fn=142n=187n=368
(20.4%)(26.8%)(52.8%)
Consultation for respiratory problem in the past 14 days (%)M15.818.121.20.002
F21.821.426.40.337
Medication use in past 14 days (%) for respiratory problemM16.324.727.9<0.001
F26.131.633.40.267
Time off work because of illness in past 6 months (%)M13.420.024.0<0.001
F24.636.436.70.028