Observational Study
Copyright ©The Author(s) 2017.
World J Gastrointest Surg. Jun 27, 2017; 9(6): 153-160
Published online Jun 27, 2017. doi: 10.4240/wjgs.v9.i6.153
Table 4 Comparison of circumferential resection margin positive
Type of operationDutch TME trial[6]CLASICC trial[5]MR CRO7 trial[9]Our series
Sphincter saving resection13%10%8%3% (4/106)
APER29%21%17%18% (5/27)