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Threshold effect analysis of UHR on insulin resistance using the two‐piecewise linear regression model
| UHR | Adjusted OR (95% CI) P value |
|---|---|
| Fitting by the standard linear model | 1.105 (1.073, 1.138), <0.001 |
| Fitting by the two‐piecewise linear model | |
| Inflection point | 8.82 |
| AC <8.82 | 1.444 (1.246, 1.672), <0.001 |
| AC >8.82 | 1.071 (1.036, 1.107), <0.001 |
| Log likelihood ratio | <0.001 |
