Table 3.
The results of the two-piecewise linear model.
| Outcome | N | HDL-C | |
|---|---|---|---|
| β (95% CI) | P value | ||
| Fitting model by standard linear regression | −0.01 (−0.01, 0.01) | 0.083 | |
| Fitting model by two-piecewise linear regression | |||
| Inflection point of SUA (per 1 mg/dL change) | 7.24 | ||
| <7.24 mg/dL | 7,987 | −0.02 (−0.02, −0.01) | <0.001 |
| ≥7.24 mg/dL | 5,368 | 0.01 (−0.01, 0.02) | 0.099 |
| P for log likelihood ratio test | 0.001 | ||
Adjusted for age, sex, smoking, alcohol use, stroke, diabetes, antihypertensive drugs, lipid-lowering drugs, glucose-lowering drugs, BMI, SBP, DBP, Hcy, FBG, and eGFR.