Table 4.
The association between serum TSH levels and cholelithiasis according to sex
| Regression models | Low (<0.3 mIU/L) OR (95%CI) | Serum TSH normal (0.3–3.0 mIU/L) OR (95%CI) | High (> 0.3 mIU/L) OR (95%CI) | |
| Males; | Crude | 1.89 (1.34–2.67)1 | 1.0 (Reference) | 2.90 (0.90–9.49) |
| OR | Adjusted for confounding variables2 | 1.40 (0.96–2.02) | 1.0 (Reference) | 3.77 (1.06–13.41)1 |
| Females; | Crude | 1.42 (1.01–2.01)1 | 1.0 (Reference) | 1.11 (0.49–2.52) |
| OR | Adjusted for confounding variables2 | 0.89 (0.61–1.32) | 1.0 (Reference) | 0.91 (0.38–2.19) |
1
Logistic regression analysis,
2
Age (decades), education (three categories), physical activity (yr/n), smoking (three categories), diabetes (yr/n), body mass index (cont.). OR denotes odds ratio; 95%–CI, confidence interval.