Table 1: Age of individuals at time of sample collection by mean ± SD, median, range, and number (n).

 

Mean ± SD

Median (Range)

n

All

48.6 ± 11.9

49.0 (18-79)

324

Group 1

47.5 ± 11.5

48.0 (18-78)

282

Group 2

52.9 ± 12.7

53.0 (28-79)

28

Group 3

65.0 ± 4.80

63.5 (61-72)

4

Group 4

60.6 ± 8.60

60.0 (43-73)

10