Table 3.
Comparison of bone density and hand grip strength between groups
| Overall n = 346 |
Men n = 70 |
Women n = 276 |
p-valueM | No VFs n = 193 |
VFs n = 153 |
p-valueM | BDD n = 139 |
BDI n = 207 |
p-valueM | |
|---|---|---|---|---|---|---|---|---|---|---|
| Baseline | ||||||||||
| BMD (T-score at LS) | −3.2 (−3.7 to −2.6) | −3.3 (−4.0 to −2.6) | −3.2 (−3.7 to −2.6) | 0.186 | −3.1 (−3.6 to −2.5) | −3.3 (−3.9 to −2.7) | 0.009 | −3.0 (−3.4 to −2.5) | −3.4 (−3.8 to −2.8) | < 0.001M |
| HGS (kg) | 26.0 (21.0–32.0) | 42.0 (35.5–50.0) | 24.0 (20.0–28.0) | < 0.001 | 26.0 (22.0–32.0) | 26.0 (20.0–33.0) | 0.514 | 26.0 (22.0–33.0) | 26.0 (21.0–32.0) | 0.433 |
| Follow-up | ||||||||||
| BMD (T-score at LS) | −3.1 (−3.5 to −2.9) | −3.0 (−3.3 to −2.8) | −3.1 (−3.5 to −2.9) | 0.265 | −3.1 (−3.3 to −2.9) | −3.1 (−3.6 to −2.9) | 0.118 | −3.2 (−3.6 to −3.0) | −3.0 (−3.4 to −2.6) | < 0.001 |
| HGS (kg) | 24.0 (20.0–31.0) | 36.0 (28.0–46.0) | 23.0 (20.0–28.0) | < 0.001 | 25.0 (20.5–30.5) | 24.0 (20.0–32.0) | 0.719 | 26.0 (20.0–31.0) | 24.0 (20.0–31.5) | 0.473 |
Data are expressed as medians with the 1st and 3rd quartiles (QI–QIII), Mann-Whitney U testM
BMD bone mineral density, HGS hand grip strength, BDD bone density decrease, BDI bone density increase, VFs Vertebral fractures, LS lumbar spine