Observational Study
Copyright ©2014 Baishideng Publishing Group Inc.
World J Gastroenterol. May 28, 2014; 20(20): 6329-6335
Published online May 28, 2014. doi: 10.3748/wjg.v20.i20.6329
Table 4 Hypermethylated SFRP2 and WIF-1 genes and fecal occult blood test for the detection of colorectal tumors n (%)
GroupnHypermethylatedSFRP2andWIF-1Fecal occult blood testPvalue
CRC4839 (81.3)27 (56.3)0.008
Dukes A-B2722 (81.5)14 (51.9)0.021
Dukes A76 (85.7)2 (28.5)0.031
Dukes B2016 (80.0)12 (60.0)0.168
Dukes C-D2117 (81.0)13 (61.9)0.170
Dukes C1410 (71.4)8 (57.1)0.430
Dukes D77 (100)5 (71.4)0.127
Adenoma3523 (65.7)9 (25.7)< 0.001
Advanced1512 (80.0)5 (33.3)0.010
Non-advanced2011 (55.0)4 (20.0)0.022
Hyperplastic polyp328 (25.0)5 (15.6)0.351
Normal control301 (3.3)1 (3.3)1.000