Table 7 Multivariate regression analysis of the effect of HDL-C on BMD in different gender populations
| Â | Linear regression | Break point (K) | < K | > K | LLR test |
|---|---|---|---|---|---|
β (95%CI) |  | β (95%CI) | β (95%CI) | P | |
Male | Â | Â | Â | Â | Â |
Age (year) | Â | Â | Â | Â | Â |
<= 45 | -7.47 (-13.22, -1.72) | 0.86 | -55.88 (-101.14, -10.62) | -6.05 (-11.94, -0.15) | 0.034* |
> 45 | -7.45 (-11.13, -3.77) | 1.12 | -24.74 (-33.76, -15.72) | -3.97 (-8.00, 0.06) | < 0.001*** |
BMI (kg/m2) | Â | Â | Â | Â | Â |
<= 24 | -6.36 (-12.18, -0.53) | 1.28 | -15.56 (-25.64, -5.49) | -2.83 (-9.45, 3.79) | 0.028* |
> 24, <= 28 | -10.51 (-14.54, -6.47) | 1.09 | -24.60 (-35.10, -14.11) | -7.43 (-11.98, -2.87) | 0.004** |
> 28 | -12.14 (-19.18, -5.10) | 1.45 | -9.64 (-17.73, -1.55) | -23.58 (-43.14, -4.02) | 0.217 |
Female | Â | Â | Â | Â | Â |
Age (year) | Â | Â | Â | Â | Â |
<= 45 | -2.69 (-12.65, 7.27) | 1.64 | -8.44 (-20.42, 3.53) | 5.37 (-8.27, 19.02) | 0.087 |
> 45 | -1.30 (-6.46, 3.86) | 1.35 | -13.62 (-23.71, -3.53) | 2.85 (-3.07, 8.79) | 0.005** |
BMI (kg/m2) | Â | Â | Â | Â | Â |
<= 24 | -3.23 (-8.38, 1.91) | 1.34 | -16.55 (-27.87, -5.24) | 0.01 (-5.69, 5.70) | 0.009** |
> 24, <= 28 | -8.47 (-15.29, -1.64) | 1.83 | -5.69 (-13.06, 1.67) | -30.91 (-54.53, -7.28) | 0.050 |
> 28 | -1.20 (-15.07, 12.66) | 1.02 | -52.76 (-139.48, 33.96) | 0.21 (-13.84, 14.28) | 0.226 |