Table 1.

Sample characteristics

Age group, yearsParticipants, n (% of total)Male, n (% in age group)
40–5959 864 (47.6)29 944 (50.0)
60–6929 461 (23.4)14 506 (49.2)
≥7036 468 (29.0)13 460 (36.9)
Total125 793 (100)57 910 (46.0)