Variables TSH Thyroid volume Thyroid nodule
β P β P β P
 BMI (kg/m2) 0.31 0.04* 0.29 0.01* 0.28 0.04*
 WC (cm) 0.35 0.02* 0.36 0.02* 0.32 0.03*
Fasting insulin (μU/L) 0.29 0.03* 0.58 0.009** 0.52 0.02*
HOMA-IR 0.37 0.01* 0.55 0.002** 0.61 0.005**
*P < 0.05, **P < 0.01
Table 4: Multiple regression analysis with thyroid function and volume as the dependent variables and other parameters as the independent variables in women with polycystic ovary syndrome.