Table 3.
Relationships between bone mass and cam morphology, determined by generalised estimating equations, stratified by sex
| Model 1 | Model 2 | ||||
| Male sex | |||||
| Exposure | Outcome | OR (95% CI) | p value | OR (95% CI) | p value |
| Max total hip BMD in g/cm2 | Cam | 1.11 (0.85–1.47) | 0.44 | 0.90 (0.65–1.25) | 0.54 |
| L1 BMD in g/cm2 | Cam | 1.04 (0.80–1.36) | 0.75 | 0.92 (0.65–1.30) | 0.62 |
| HBM status | Cam | 1.09 (0.65–1.84) | 0.74 | 0.75 (0.38–1.46) | 0.40 |
| Female sex | |||||
| Exposure | Outcome | OR (95% CI) | p value | OR (95% CI) | p value |
| Max total hip BMD in g/cm2 | Cam | 1.00 (0.75–1.34) | 0.98 | 0.84 (0.57–1.24) | 0.38 |
| L1 BMD in g/cm2 | Cam | 0.92 (0.66–1.28) | 0.64 | 0.74 (0.52–1.05) | 0.09 |
| HBM status | Cam | 0.87 (0.43–1.74) | 0.69 | 0.55 (0.22–1.37) | 0.20 |
Model 1 = unadjusted; Model 2 = adjusted for age, weight, height, and adolescent activity
Odds ratios are per SD increase in BMD or the odds in HBM individuals compared to non-HBM individuals
Abbreviations: HBM High bone mass, BMD bone mineral density, OR Odds ratio, CI 95% confidence interval