Table 2.
Impaired lung function by socioeconomic status (numbers and proportions, all countries and both sexes combined, unadjusted)
| Total | Impaired lung function n (%) |
|||
| Childhood | ||||
| Advantaged (0) | 3805 | 622 (16.35) | ||
| Disadvantaged (1) | 6355 | 1145 (18.02) | ||
| Young adulthood | ||||
| Advantaged (0) | 3125 | 410 (13.12) | ||
| Disadvantaged (1) | 7035 | 1357 (19.29) | ||
| Late adulthood | ||||
| Advantaged (0) | 5660 | 914 (16.15) | ||
| Disadvantaged (1) | 4500 | 853 (18.96) | ||
| Trajectories | ||||
| Childhood | Young adulthood | Late adulthood | ||
| 0 | 0 | 0 | 975 | 128 (13.13) |
| 0 | 0 | 1 | 572 | 89 (15.56) |
| 0 | 1 | 0 | 1111 | 195 (17.55) |
| 0 | 1 | 1 | 1147 | 210 (18.31) |
| 1 | 0 | 0 | 1070 | 131 (12.24) |
| 1 | 0 | 1 | 508 | 62 (12.20) |
| 1 | 1 | 0 | 2504 | 460 (18.37) |
| 1 | 1 | 1 | 2273 | 492 (21.65) |
| Social mobility | ||||
| Always advantaged | 975 | 128 (13.13) | ||
| Upward mobility | 4082 | 653 (16.00) | ||
| Downward mobility | 2830 | 494 (17.46) | ||
| Always disadvantaged | 2273 | 492 (21.65) | ||
| Cumulative score | ||||
| 0, never disadvantaged | 975 | 128 (13.13) | ||
| 1 | 2753 | 415 (15.07) | ||
| 2 | 4159 | 732 (17.60) | ||
| 3, always disadvantaged | 2273 | 492 (21.65) | ||