Table 2.
Analysis of associations of thyroid nodules with BMI and waist circumference
| Predictor | Unadjusted OR, 95%CI | P | aAdjusted OR, 95%CI | P |
|---|---|---|---|---|
| BMI (per kg/m2) | 1.06 (1.01, 1.11) | 0.011 | 1.02 (0.97, 1.07) | 0.459 |
| BMI | ||||
| < 24 kg/m2 | Ref | Ref | ||
| ≥ 24 kg/m2 | 1.59 (1.17, 2.16) | 0.003 | 1.33 (0.95, 1.86) | 0.100 |
| Waist circumference (per cm) | 1.03 (1.02, 1.05) | < 0.001 | 1.02 (1.00, 1.04) | 0.034 |
| Central obesity | ||||
| No | Ref | Ref | ||
| Yes | 2.39 (1.74, 3.27) | < 0.001 | 1.62 (1.14, 2.28) | 0.007 |
aThe adjusted OR controls for age, gender, education, profession, smoking status, systolic and diastolic blood pressure, TSH, and UIC