Age change categories from baseline to follow-up | ||||||||
---|---|---|---|---|---|---|---|---|
Measurements | N | 50 to 60 years | n | 60 to 70 years | n | 70+years | Interaction 2 | |
BMD (mg/cm2) | Men | 44 | −0.83 (−1.18, -0.46) | 48 | −0.75 (−1.05, -0.45) | 47 | −1.00 (−1.31, -0.69) | <0.01 |
Women | 68 | −0.71 (−0.98, -0.43) | 68 | −1.44 (−1.71, -1.18) * | 63 | −1.48 (−1.80, -1.17) * | ||
P-value 1 | 0.67 | <0.001 | <0.05 | |||||
Grip strength (kp/cm2) | Men | 41 | −3.09 (−3.55, -2.64) | 49 | −2.84 (−3.13, -2.54) | 52 | −2.75 (−3.21, -2.28) | 0.92 |
Women | 67 | −2.44 (−2.78, -2.09) | 67 | −2.49 (−2.88, -2.09) | 59 | −2.22 (−2.74, -1.70) | ||
P-value 1 | 0.06 | 0.06 | 0.38 | |||||
Balance (sec) | Men | 43 | −0.46 (−0.91, 0.00) | 42 | −0.95 (−1.48, -0.42) * | 37 | −2.41 (−3.02, -1.79) *,† | 0.30 |
Women | 63 | −0.27 (−0.72, 0.18) | 65 | −1.61 (−2.01, -1.22) * | 36 | −2.11 (−2.95, -1.27) * | ||
P-value 1 | 0.42 | 0.12 | 0.75 | |||||
Gait velocity (m/sec) | Men | 44 | 0.13 (−0.34, 0.60) | 49 | −0.55 (−1.19, 0.09) ** | 50 | −1.68 (−2.33, -1.04) *,‡ | 0.21 |
Women | 67 | −0.19 (−0.70, 0.31) | 69 | −0.25 (−0.70, 0.19) | 63 | −2.38 (−3.03, -1.74) *,† | ||
P-value 1 | 0.15 | 0.84 | 0.86 |