Table 2

Self reported lifetime prevalence (%) and adjusted OR for eczema, hay fever, and asthma among hairdressers (HD) and office workers (OW)

Self reported diagnosis		Total^2-150			<30 y^2-151			30–40 y^2-151			>40 y^2-151
Self reported diagnosis		HD (n=91)	OW (n=80)		OR (95%CI)	HD (n=45)		OW (n=15)	OR (95%CI)		HD (n=27)	OW (n=19)	OR (95%CI)	HD (n=19)	OW (n=46)	OR (95%CI)
Eczema (%)	34	46	0.4 (0.2 to 0.9)	40	47	0.7 (0.2 to 2.7)	37	50	0.7 (0.2 to 2.6)	16	44	0.2 (0.1 to 0.9)
Hay fever (%)	36	30	1.3 (0.6 to 2.7)	33	40	0.7 (0.2 to 2.6)	37	37	1.0 (0.3 to 3.6)	42	24	2.1 (0.7 to 6.8)
Asthma (%)	26	25	1.3 (0.6 to 2.8)	20	27	0.8 (0.2 to 3.5)	19	32	0.4 (0.1 to 1.9)	53	22	4.0 (1.2 to 12)

↵2-150 Differences in symptom prevalence between HD and OW examined in logistic regression adjusting for age and smoking (yesv no).
↵2-151 Differences in symptom prevalence between HD and OW examined in logistic regression adjusting for smoking (yesv no).