Table 2.

Group composition in terms of gender and age

	G1	G2	G3	G4	G5	G6	G7
Male	1	3	3	1	7	5	7
Female	5	5	8	10	4	4	0
Age range in years	37–62	30–67	30–55	20–28	20–42	40–66	48–67
Mean age in years	42	43	39	23	25	52	55