Table 1. Number of subjects and incidence cases for chronic obstructive pulmonary disease (COPD) and incidence rate by sex and age.
Age (years) | Males | Females | ||||
n | Number of incidence cases for COPD |
Incidence rate (per 100 person-years) |
n | Number of incidence cases for COPD |
Incidence rate (per 100 person-years) |
|
Total | 11,160 | 387 | 0.81 | 5,946 | 79 | 0.31 |
25-29 | 94 | 2 | 0.62 | 36 | 0 | 0.00 |
30-34 | 625 | 7 | 0.31 | 181 | 1 | 0.16 |
35-39 | 1,609 | 24 | 0.35 | 712 | 4 | 0.13 |
40-44 | 1,973 | 45 | 0.47 | 1,161 | 10 | 0.18 |
45-49 | 2,153 | 65 | 0.61 | 1,279 | 12 | 0.19 |
50-54 | 1,879 | 90 | 1.05 | 1,157 | 21 | 0.42 |
55-59 | 1,729 | 74 | 1.25 | 1,002 | 12 | 0.35 |
60-64 | 745 | 39 | 1.67 | 264 | 9 | 1.02 |
65-69 | 252 | 24 | 2.75 | 109 | 7 | 1.69 |
70-74 | 101 | 17 | 4.95 | 45 | 3 | 2.05 |