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Copyright ©2014 Baishideng Publishing Group Co.
World J Gastroenterol. Feb 28, 2014; 20(8): 2014-2022
Published online Feb 28, 2014. doi: 10.3748/wjg.v20.i8.2014
Table 2 Computed tomographic colonography accuracy for colonic surveillance after colorectal cancer resection
Patients
Sensitivity
Specificity
nCharacteristicsTarget lesions1Per-patientPer-lesion
Amitai et al[64]29Routine surveillance(Peri) anastomotic recurrence100% (2/2)100% (2/2)NA
Metachronous polyps100% (NA)93% (28/30)71% (NA)
Fletcher et al[65]50Routine surveillance(Peri) anastomotic recurrence100% (2/2)NA94% (45/48)
Metachronous polyps ≥ 5 mm60% (3/5)NA84% (38/45)
You et al[67]80Suspicion of recurrence(Peri) anastomotic recurrence100% (51/51)100% (51/51)83% (24/29)
Kim et al[68]548Routine surveillanceMetachronous cancer and (peri) anastomotic recurrence100% (6/6)100% (7/7)93.1% (421/452)
Advanced neoplasia281.8% (18/22)80.8% (21/26)
All adenomatous lesions3≥ 6 mm80% (52/65)78.5% (62/79)