Table 1. The association of DACT2 methylation and clinical factors in 99 cases of papillary thyroid cancer.

		DACT2 methylation status
Clinical Factor	No.	methylated	unmethylated	p value
		n = 64(64.6%)	n = 35(35.4%)	(χ2 test)
Age(years)
<46	56	39	17	0.235
≥46	43	25	18
Gender
Male	28	17	11	0.607
Female	71	47	24
Tumor Size(cm)
≤1	33	21	12	0.882
>1	66	43	23
Lymph Node Metastasis
Negative	50	25	25	0.002**
Positive	49	39	10

DACT2 methylation is associated with lymph node metastasis of papillary thyroid cancer (p = 0.002).

**p values are obtained from x² test, significant difference, p<0.01.