Table 1.

Baseline characteristics of the study population

	Numbers	Mean of age at diagnosis/selection (minimum–maximum)
Controls	454	40 (18–66)
Sex- and age-matched controls	96	49 (37–64)
Men	315 (68.50%)	40 (19–65)
Women	139 (31.50%)	38 (18–66)
<54 years	411 (90.53%)	36 (18–53)
≥54 years	43 (09.47%)	58 (54–66)
GC cases	57	54 (37–84)
Sex- and age-matched GC	48	48 (37–64)
Men	35 (61.40%)	55 (39–84)
Women	22 (38.60%)	52 (37–75)
<54 years	29 (50.88%)	46 (37–53)
≥54 years	28 (49.12%)	62 (54–84)
GC-relatives cases	37	44 (25–74)
Men	21 (56.76%)	47 (25–74)
Women	16 (43.24%)	41 (31–60)
<54 years	29 (78.38%)	39 (25–49)
≥54 years	8 (21.62%)	64 (57–74)