Table 3.
The effect of age, time, gender, cohort and chronic conditions on mobility during the follow-up among participants aged 90–91 years
| Model 1 (n = 613) | Model 2 (n = 613) | Model 3 (n = 613) | Model 4 (n = 604) | |||||
|---|---|---|---|---|---|---|---|---|
| POR (95 % CI) | p-value | POR (95 % CI) | p-value | POR (95 % CI) | p-value | POR (95 % CI) | p-value | |
| Agebaseline (ref = 90 yo) | 0.75 (0.40–1.40) | 0.37 | 0.81 (0.44–1.49) | 0.49 | 0.78 (0.42–1.44) | 0.43 | 0.81 (0.45–1.45) | 0.47 |
| Time | 0.23 (0.18–0.30) | <0.001 | 0.24 (0.19–0.32) | <0.001 | 0.30 (0.22–0.39) | <0.001 | 0.24 (0.17-0.34) | <0.001 |
| Agebaseline * Time | 0.94 (0.78–1.13) | 0.53 | 0.94 (0.78–1.13) | 0.52 | 0.95 (0.79–1.15) | 0.60 | 0.95 (0.79-1.14) | 0.59 |
| Gender (ref = women) | 11.5 (5.16–25.6) | <0.001 | 12.5 (5.57–28.3) | <0.001 | 10.4 (4.82–22.5) | <0.001 | ||
| Gender * Time | 0.88 (0.73–1.07) | 0.19 | 0.86 (0.71–1.04) | 0.12 | 0.87 (0.72–1.05) | 0.16 | ||
| BL2003 (ref = BL2001) | 4.90 (2.16–11.1) | <0.001 | 4.04 (1.86–8.80) | <0.001 | ||||
| BL2007 (ref = BL2001) | 1.57 (0.78–3.15) | 0.21 | 1.69 (0.87–3.30) | 0.12 | ||||
| BL2003 * Time | 0.77 (0.61–0.98) | 0.030 | 0.80 (0.64–1.01) | 0.059 | ||||
| BL2007 * Time | 0.75 (0.64-0.88) | <0.001 | 0.75 (0.64–0.88) | <0.001 | ||||
| Chronic conditions | 0.32 (0.24–0.44) | <0.001 | ||||||
| Chronic conditions * Time | 1.29 (1.03–1.62) | 0.027 | ||||||
POR proportional odds ratios, 95 % CI 95 % confidence intervals, BL base line, year when the participant answered the questionnaire for the first time
Model 1: age, time and their interaction
Model 2: age, time, gender and their interaction with time
Model 3: age, time, gender, cohort and their interaction with time
Model 4: age, time, gender, cohort, number of chronic conditions (0–7) and their interaction with time (n = 604, 9 participants did not have information about chronic conditions)