Table 1: Demographic characteristics.

- - No. % Mean Age
(Years)
95% Confidence
Interval
Total 2550 100.0 35.S8 (35.3, 36.3)
Sex Male 1651 64.8 35.9 (34.9, 36.7)
Female 899 35.2 35.8 (35.2, 36.5)
Age 18-19 154 6.1 18.6 (18.5, 18.6)
20-24 407 16.0 22.6 (22.5, 22.7)
25-29 366 14.4 26.6 (26.4, 26.7)
30-34 425 16.7 31.6 (31.5, 31.8)
35-39 356 14.0 36.2 (36.1, 36.4)
40-44 231 9.1 41.4 (41.2, 41.6)
45-49 213 8.4 45.6 (45.4, 45.7)
50-54 128 5.0 53.0 (52.8, 53.2)
≥55 269 10.5 63.8 (63.2, 64.4)