Table 2.
Partial correlation coefficients between bone mass variables and physical fitness in males, for age, tibia length, and muscle area as possible confounders.
| Balance | LB strength | LB flexibility | Agility | Walking speed | Aerobic capacity | |
|---|---|---|---|---|---|---|
| pQCT variables | ||||||
| Tt.BMD 38% (mg/cm3) | 0.047 | 0.411 | 0.202 | -0.503 | -0.414 | 0.184 |
| Ct.BMD 38% (mg/cm3) | -0.141 | 0.295 | 0.198 | -0.346 | -0.398 | 0.003 |
| Ct Th 38% (mm) | 0.081 | 0.395 | 0.218 | -0.503 | -0.175 | 0.261 |
| DXA variables | ||||||
| Neck aBMD (g/cm2) | -0.184 | -0.313 | -0.396 | 0.271 | 0.393 | -0.199 |
| Ward's triangle aBMD (g/cm2) | -0.054 | -0.189 | -0.312 | 0.261 | 0.390 | -0.096 |
LB: lower body; pQCT: peripheral quantitative computed tomography; Tt.BMD: total bone mineral density; Ct.BMD: cortical bone mineral density; Ct.Th: cortical thickness; aBMD: areal bone mineral density. Significant correlations are in bold numbers.