Table 2.

Logistic regression analysis for predictors of thyroid nodule.

Items	β values	SE	OR	95% CI	P values
Age	0.059	0.01	1.061	1.040–1.082	<0.001
Gender	0.730	0.210	2.076	1.376–3.132	0.001
TSH	0.018	0.106	1.018	0.828–1.253	0.863
FT3	−0.149	0.180	0.862	0.605–1.227	0.410
FT4	0.162	0.05	1.176	1.067–1.296	0.001
HOMA-IR	0.041	0.014	1.042	1.013–1.071	0.004

TSH: thyroid stimulating hormone; FT4: free thyroxine; FT3: free triiodothyronine; HOMA-IR: homeostasis model assessment-insulin resistance.