Table 2.
Age stratum (y) | Men | Women |
40–49 | 87.2 ± 18.0 | 82.8 ± 15.3 |
50–59 | 84.4 ± 18.4 | 77.2 ± 16.3 |
60–69 | 80.9 ± 20.4 | 66.0 ± 14.8 |
70–79 | 76.6 ± 20.9 | 59.9 ± 15.5 |
≥80 | 73.6 ± 19.1 | 56.2 ± 14.6 |
Data are the mean ± SD. On statistical analysis, p ≤ 0.001 for men versus women in all age strata, and p ≤ 0.001 for the trend on simple linear regression for men and women.