Table 1.

Characteristics of the study participants.

Study Participants	GEM (N = 349)								GENEVA (N = 3114)
	Cases (N = 177)				Controls (N = 172)				Cases (N = 2054)				Controls (N = 1060)
	Men		Women		Men		Women		Men		Women		Men		Women
	N	%	N	%	N	%	N	%	N	%	N	%	N	%	N	%
Age (years)
0–29	0	0	2	1.1	0	0.0	0	0	55	2.7	100	4.9	16	1.5	46	4.3
30–49	13	13.8	28	15.8	20	11.6	37	21.5	373	18.2	352	17.1	198	18.7	184	17.4
50–69	43	24.3	37	20.9	59	34.3	29	16.9	606	29.5	336	16.4	366	34.5	186	17.5
70+	33	18.6	12	6.8	19	11.0	8	4.7	153	7.4	79	3.8	48	4.5	16	1.5
Unknown	5	2.8	4	2.3	0	0.0	0	0	0	0	0	0	0	0	0	0
Family history of melanoma
Yes	10	5.6	18	10.2	1	0.6	3	1.7	388	18.9	280	13.6	399	37.6	273	25.8
No	78	44.1	60	33.9	97	56.4	71	41.3	231	11.2	157	7.6	227	21.4	159	15.0
Unknown	6	3.4	5	2.8	0	0.0	0	0.0	568	27.7	430	20.9	2	0.2	0	0.0
Total	94	53.1	83	46.9	98	57.0	74	43.0	1187	57.8	867	42.2	628	59.2	432	40.8