Table 2.
Baseline characteristics in control and exercise groups divided into fallers without fracture (nonfracture) or fallers with fracture (fracture) and adjusted mean difference (95% confidence intervals).
| Controls, N = 84 | P (Anova) | Exercisers, N = 103 | P (Anova) | |||
|---|---|---|---|---|---|---|
| Nonfracture N = 55 | Fracture N = 29 | Nonfracture N = 65 | Fracture N = 38 | |||
| Age (y) | 61.7 (4.8) | 62.9 (4.1) | 0.25 | 63.1 (5.8) | 63.5 (6.2) | 0.66 |
| Height (cm) | 161.2 (6.0) | 161.8 (5.6) | 0.66 | 161.1 (5.4) | 160.3 (5.0) | 0.25 |
| Weight (kg) | 69.4 (10.9) | 66.7 (9.4) | 0.25 | 67.0 (9.7) | 66.1 (9.5) | 0.83 |
| DXA | Mean difference1 | Mean difference1 | ||||
| Femoral neck BMD | 0.824 (0.122) | 0.764 (0.107) | 4.8 (−1.3 to 10.5) | 0.822 (0.135) | 0.785 (0.091) | 3.8 (−1.9 to 9.6) |
| Trochanter BMD | 0.906 (0.116) | 0.840 (0.106) | 5.4 (−0.1 to 10.7) | 0.909 (0.140) | 0.874 (0.090) | 3.4 (−0.2 to 9.2) |
| Distal radius BMD | 0.367 (0.063) | 0.314 0(.053) | 13.4 (6.4 to 22.3)2 | 0.350 (0.055) | 0.318 (0.054) | 9.4 (3.1 to 15.7)2 |
| Distal tibia, pQCT | ||||||
| BMC | 636.4 (86.3) | 581.2 (84.0) | 7.7 (1.6 to 13.8)2 | 657.7 (82.1) | 622.8 (78.7) | 4.8 (0.2 to 9.5)2 |
| TrD | 222.4 (30.0) | 208.8 (35.8) | 4.8 (−2.2 to 11.8) | 225.6 (27.5) | 217.9 (31.2) | 3.9 (−1.2 to 9.0) |
| BSI | 864.9 (292.4) | 725.3 (252.2) | 10.1 (−4.6 to 24.9) | 847.0 (284.4) | 773.2 (249.7) | 8.1 (−5.2 to 21.5) |
| Tibial shaft, pQCT | ||||||
| BMC | 762.8 (84.3) | 727.0 (95.3) | 3.6 (−1.3 to 8.5) | 774.1 (88.8) | 741.5 (80.5) | 3.6 (−0.6 to 7.8) |
| CoD | 1100.3 (30.5) | 1096.2 (28.4) | 0.3 (−0.9 to 1.6) | 1095.5 (33.7) | 1094.5 (31.7) | 0.1 (−1.1 to 1.2) |
| CoA | 277.0 (27.6) | 265.1 (33.1) | 3.2 (−1.1 to 7.5) | 282.5 (29.5) | 270.7 (26.1) | 3.5 (−0.1 to 7.2) |
| BSI | 1629.0 (197.6) | 1615.1 (251.5) | 0.3 (−5.4 to 6.0) | 1683.0 (220.9) | 1600.1 (238.0) | 4.2 (−0.9 to 9.2) |
| Physical performance | ||||||
| Figure-8 run (s) | 18.5 (2.4) | 18.4 (2.3) | −0.7 (−6.0 to 4.3) | 17.1 (1.7) | 17.7 (1.9) | −3.1 (−6.0 to −0.6)2 |
| Jumping height (cm) | 17.3 (3.4) | 18.3 (3.8) | −3.8 (−12.0 to 4.4) | 19.9 (4.3) | 18.4 (4.2) | 7.6 (−0.8 to 15.9) |
| Grip strength, right hand | 30.2 (4.5) | 30.0 (4.3) | 2.3 (−5.0 to 9.7) | 30.8 (5.1) | 28.6 (4.0) | 4.5 (−1.1 to 10.1) |
| Isometric leg extensor (N/kg) | 17.2 (2.9) | 17.7 (2.8) | −2.8 (−9.5 to 4.0) | 19.2 (3.5) | 18.1 (3.9) | 6.4 (−0.6 to 13.3) |
| VO2max (ml/min/kg) | 26.5 (4.9) | 27.4 (5.6) | −0.9 (−7.2 to 5.4) | 29.6 (6.1) | 29.5 (5.8) | −0.3 (−5.1 to 4.5) |
1Adjusted for age, height, and weight. 2P < 0.05.