Brief Article
Copyright ©2012 Baishideng Publishing Group Co.
World J Gastroenterol. Jun 7, 2012; 18(21): 2682-2688
Published online Jun 7, 2012. doi: 10.3748/wjg.v18.i21.2682
Table 2 Positive rate of three fecal occult blood tests in fecal samples from colorectal cancer patients, precancerous lesions subjects, polyp subjects, abnormality subjects and low risk subjects n (%)
Disease (N)g-FOBT
Tf
IFOBT
Tf+ IFOBT
g-FOBT+ Tf+ IFOBT
+1-1+1-1+1-1+1-1+1-1
CRC (25)25 (100)0 (0)23 (92)2 (8)24 (96)1 (4)25 (100)0 (0)25 (100)0 (0)
Precancerous lesions (60)36 (60)24 (40)30 (50)30 (50)35 (58)25 (42)40 (67)20 (33)50 (83)10 (17)
Polyp (79)35 (44)44 (56)29 (37)50 (63)20 (25)59 (75)34 (43)45 (57)49 (62)30 (38)
Abnormality (286)153 (53)133 (47)126 (44)160 (56)128 (45)158 (55)162 (57)124 (43)203 (71)83 (29)
Low risk (447)148 (33)299 (67)105 (23)342 (77)109 (24)338 (76)154 (34)293 (66)221 (49)226 (51)