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. 2015 Jan 6;2015:571965. doi: 10.1155/2015/571965

Table 1.

Demographic characteristics of the study population.

Age (years) Males, n (%) Females, n (%) Total, n (%)
Mean age ± SD 57.19 ± 10.03 55.49 ± 9.47 56.23 ± 9.76
40–49 4,544 (11.1) 6,935 (17.0) 11,479 (28.1)
50–59 6,618 (16.2) 8,931 (22.0) 15,549 (38.2)
60–69 4,131 (10.1) 4,959 (12.2) 9090 (22.3)
70–79 2,254 (5.5) 2,012 (4.9) 4,266 (10.4)
80- 260 (0.6) 177 (0.4) 437 (1.0)

Total 17,807 (43.5) 23,014 (56.5) 40,821 (100)

Values are presented as mean ± SD or n (%).