Lumbar bone mineral density | Adjusted β (95% CI) P value |
---|---|
Whites | |
Fitting by the standard linear model | 0.0095 (− 0.0036, 0.0225) |
Fitting by the two-piecewise linear model | 0.1560 |
Inflection point | 0.98 |
Direct HDL cholesterol < 0.98(mmol/L) | − 0.1812 (− 0.2666, − 0.0959) |
< 0.0001 | |
Direct HDL cholesterol > 0.98(mmol/L) | 0.0220 (0.0079, 0.0362) |
0.0023 | |
Log likelihood ratio | < 0.001 |