Table 4.
Threshold effects of the TyG index on depression were analysed using piecewise linear regression.
| Outcome | TyG Index |
||
|---|---|---|---|
| β(95%CI) | P value | P for log-likelihood ratio test | |
| Model 1 | |||
| <8.12 | −0.17 (−0.64, 0.30) | 0.4711 | 0.002 |
| >8.12 | 0.70 (0.54, 0.86) | <0.0001 | |
| Model 2 | |||
| <8.73 | −0.03 (−0.38, 0.32) | 0.8810 | 0.003 |
| >8.73 | 0.86 (0.47, 1.24) | <0.0001 | |
| Model 3 | |||
| <8.16 | 0.13 (−0.33, 0.58) | 0.5765 | 0.040 |
| >8.16 | 0.69 (0.52, 0.86) | <0.0001 | |
Model 1: no covariates were adjusted.
Model 2: adjusted for gender, age, race, education, marital status, and family RIP.
Model 3: adjusted for gender, age, race, education, marital status, family RIP., alcohol, body mass index, waist circumference, high-density lipoprotein-cholesterol (HDL-C), low-density lipoprotein-cholesterol (LDL-C), insulin, asthma, arthrolithiasis, chronic heart failure, CHD, angina pectoris, pulmonary emphysema, stroke, COPD, cancer, diabetes and hypertensive.