Table 2.
Subjective and objective physical function measures in OPEL and OPUS adjusted for age, sex, and education years
| Subjective physical function measuresa | OPEL | OPUS | Adjusted odds ratio (95 % CI) | p value |
|---|---|---|---|---|
| Walk ≤ ¼ mile without break, % (SE) | 9.4 (1.7) | 13.5 (1.5) | 0.58 (0.33; 1.02) | 0.059 |
| Has difficulty walking, % (SE) | 14.5 (2.0) | 16.8 (1.7) | 0.84 (0.53; 1.32) | 0.442 |
| Used a cane or walker, % (SE) | 7.5 (1.7) | 12.6 (1.4) | 0.51 (0.28; 0.93) | 0.027 |
| Difficulty climbing up or down stairs, % (SE) | 2.98 (2.5) | 36.6 (2.1) | 0.70 (0.50; 0.99) | 0.045 |
| Objective physical function measuresb | Beta coefficient (95 % CI) | |||
| Gait speed (cm/s), mean (SE) | 111.16 (1.18) | 106.67 (1.01) | 4.49 (1.41; 7.58) | 0.004 |
| Stair climb up (s), mean (SE) | 1.96 (0.06) | 2.08 (0.05) | −0.12 (−0.27; 0.03) | 0.110 |
| Unipedal stance (s), mean (SE) | 16.94 (0.53) | 14.94 (0.44) | 2.00 (0.63; 3.36) | 0.004 |
| Chair rise (s), mean (SE) | 10.70 (0.22) | 11.21 (0.19) | −0.51 (−1.07; 0.05) | 0.075 |
aBinary logistic regression adjusted for age, sex, education, and BMI
bLinear regression adjusted for age, sex, education, and BMI