Table 4. The stratified analysis of LINE-1 methylation status in 48 stage III CRC patients with recurrence grouped by different thresholds of DFS.

Threshold of DFS (month)	Early Recurrence		Late Recurrence		p-value b
	N	Median (IQR) of LINE-1 methylation	N	Median (IQR) of LINE-1 methylation
3	1	NA a	47	61.85 (8.79)	0.139
6	8	56.68 (15.75)	40	63.55 (7.57)	0.041
9	15	59.76 (11.76)	33	63.45 (7.27)	0.301
12	26	60.96 (10.56)	22	63.55 (7.38)	0.456

^aNA, not available.

^btested by Wilcoxon Rank-Sum Test.