Table 3 Outcome measures by time point and age category in the comprehensive assessment subset
| Â | Â | Model 1 | Model 2 | ||||||
|---|---|---|---|---|---|---|---|---|---|
|  | 60–74 y (n = 153) | ≥ 75 y (n = 56) | p-value (60–74 y) | p-value (≥ 75 y) | 60–74 y (n = 153) | ≥ 75 y (n = 56) | p-value (60–74 y) | p-value (≥ 75 y) | |
|  |  | 0–3 mo. | 0–3 mo. |  | 0–3 mo. | 0–3 mo. | |||
Month |  | 0–6 mo. | 0–6 mo. |  | 0–6 mo. | 0–6 mo. | |||
Physical activity | 0 | 2528 (2197–2858) | 2807 (2263–3352) |  |  | 2451 (2126–2776) | 2999 (2443–3556) |  |  |
 (kcal/week, all exercise) | 3 | 3656 (3272–4040) | 2799 (2186–3412) | < 0.001 | > 0.99 | 3600 (3219–3981) | 2950 (2316–3584) | < 0.001 | > 0.99 |
6 | 3217 (2790–3643) | 2877 (2179–3575) | 0.005 | > 0.99 | 3141 (2712–3570) | 3073 (2355–3791) | 0.005 | > 0.99 | |
Physical activity | 0 | 1117 (895–1339) | 1291 (924–1658) |  |  | 1083 (864–1301) | 1411 (1037–1785) |  |  |
 (kcal/week, moderate exercise) | 3 | 1813 (1548–2078) | 1374 (951–1797) | < 0.001 | > 0.99 | 1771 (1509–2032) | 1531 (1098–1964) | < 0.001 | > 0.99 |
6 | 1568 (1267–1869) | 1526 (1033–2019) | 0.02 | > 0.99 | 1517 (1217–1817) | 1654 (1153–2155) | 0.02 | > 0.99 | |
Physical activity | 0 | 14.0 (12.3–15.6) | 18.9 (16.1–21.6)* |  |  | 14.1 (12.4–15.7) | 18.9 (16.1–21.8)* |  |  |
 (frequency/week, all exercise) | 3 | 19.1 (17.4–20.9) | 20.5 (17.7–23.3) | < 0.001 | > 0.99 | 19.1 (17.4–20.9) | 20.8 (17.9–23.8) | < 0.001 | 0.6 |
6 | 19.0 (17.3–20.7) | 19.1 (16.3–22.0) | < 0.001 | > 0.99 | 19.1 (17.4–20.9) | 19.2 (16.3–22.2) | < 0.001 | > 0.99 | |
Physical activity | 0 | 4.3 (3.4–5.2) | 6.0 (4.4–7.6) |  |  | 4.5 (3.5–5.4) | 6.2 (4.6–7.9) |  |  |
 (frequency/week, moderate exercise) | 3 | 7.4 (6.4–8.4) | 7.6 (6.0–9.2) | < 0.001 | 0.2 | 7.5 (6.5–8.5) | 7.6 (5.9–9.3) | < 0.001 | 0.3 |
6 | 6.7 (5.7–7.7) | 6.8 (5.2–8.4) | < 0.001 | 0.9 | 6.8 (5.8–7.9) | 6.9 (5.2–8.6) | < 0.001 | > 0.99 | |
Mobility | 0 | 10.1 (9.7–10.5) | 9.2 (8.5–9.8) * |  |  | 10.2 (9.8–10.5) | 9.4 (8.8–10.0) |  |  |
 (SPPB score, 1–12) | 3 | 10.5 (10.1–10.9) | 9.4 (8.8–10.1) * | 0.002 | 0.4 | 10.5 (10.2–10.9) | 9.8 (9.2–10.4) | 0.004 | 0.1 |
6 | 10.5 (10.1–10.9) | 9.9 (9.2–10.5) | 0.009 | 0.005 | 10.6 (10.2–10.9) | 10.1 (9.5–10.8) | 0.02 | 0.007 | |
Grip Strength | 0 | 51.7 (49.7–53.7) | 43.4 (40.1–46.6) * |  |  | 51.2 (49.2–53.3) | 43.3 (39.8–46.7) * |  |  |
 (kg) | 3 | 53.7 (51.8–55.7) | 44.0 (40.8–47.2) * | 0.001 | > 0.99 | 53.3 (51.3–55.3) | 44.0 (40.6–47.4) * | 0.001 | > 0.99 |
6 | 54.0 (52.0–56.0) | 46.3 (43.1–49.6) * | 0.003 | 0.02 | 53.6 (51.5–55.7) | 46.1 (42.6–49.5) * | 0.003 | 0.046 | |