Table 3. Site-specific incidence rate ratios of first primary basal carcinoma in the Federal State of Saarland, 1995–1999.

		Males				Females				Sex ratio
BCC		N	WSR	s.e.	RSA	N	WSR	s.e.	RSA	Male : female	95% CI
Overall		1960	43.7	1.17		1977	31.7	1.06		1.38	1.27–1.50
	Surface (%)
Lip (173.0)	0.1	26	0.56	0.13	5.60	41	0.57	0.13	5.70	0.98	0.52–1.86
Eye lid (173.1)	0.3	137	3.06	0.31	10.20	174	2.82	0.32	9.40	1.09	0.81–1.46
Ear (173.2)	0.5	113	2.42	0.25	4.84	32	1.15	0.20	2.30	2.10	1.46–3.04
Face (173.3)	2.3	900	20.0	0.78	8.70	961	14.5	0.69	6.30	1.38	1.22–1.55
Scalp/neck (173.4)	6.1	170	3.8	0.34	0.62	160	2.3	0.28	0.38	1.65	1.24–2.21
Trunk (173.5)	32.0	256	5.8	0.45	0.18	234	4.9	0.47	0.15	1.18	0.93–1.50
Arms (173.6)	16.5	117	2.8	0.32	0.17	78	1.3	0.22	0.08	2.15	1.46–3.18
Legs (173.7)	40.0	57	1.2	0.19	0.03	91	1.6	0.24	0.04	0.75	0.49–1.15
Overlapping (173.8)		1				1
Unspecified (173.9)		183	4.1	0.36		205	3.3	0.34		1.24	0.95–1.62

WSR=age-standardised rate (World Standard Population), cases per 100 000; s.e.=standard error of the rate; RSA=age-standardised incidence rate divided by the proportion of surface area of the body site; BCC=basal cell carcinoma.