Table 2.
Association between GATA5 methylation and clinicopathological characteristics

Variables		Methylation level (%)	p-value
Normal vs. cancer	Normal	17.6 ± 3.6	<0.0011)
	Cancer	53.6 ± 24.7
Number of tumors	Single	50.9 ± 26.1	0.0811)
	Multiple	57.5 ± 22.0
Tumor size	<3 cm	51.2 ± 25.5	0.2361)
	≥3 cm	56.1 ± 24.0
Grade	G1	46.4 ± 24.7	0.0032)
	G2	54.3 ± 23.7
	G3	67.0 ± 23.3
T stage	Ta	44.8 ± 26.0	0.0011)
	T1	58.9 ± 22.4
Recurrence	No	43.6 ± 23.3	0.0021)
	Yes	57.6 ± 24.6
Progression	No	51.7 ± 24.1	0.0121)
	Yes	68.7 ± 24.7

P-value calculated using Student’s t-test.
P-value calculated using ANOVA trend analyses test. GATA5, GATA binding protein 5.