Association between rs12045440 Polymorphism in the CAPZB Intron and Serum TSH Concentrations in Chinese Thyroid Tumor Patients

Table 1

The age and gender distribution of the papillary thyroid cancer (PTC), benign thyroid tumor (BN), and control groups.

Characteristics	PTC	BN	Tumor	Control	value	value	value	value
	()	()	()	()	Tumor vs. Control	PTC vs. Control	BN vs. Control	PTC vs. BN
Age; (mean ± SD)	45.73 ± 11.63	48.25 ± 12.05	46.66 ± 11.84	51.96 ± 13.90	<0.001^a	<0.001^a	<0.001^a	<0.001^a
Gender
Male	237 (27.2%)	130 (25.3%)	367 (26.5%)	549 (44.1%)	<0.001^b	<0.001^b	<0.001^b	0.439^b
Female	633 (72.8%)	383 (74.7%)	1016 (73.5%)	695 (55.9%)

The control subjects were older than the BN cases (), and the BN cases were older than the PTC cases ().
^bA similar gender distribution was found between PTC and BN ().