“…Full-text review of these resulted in four exclusions that included three review papers and one study investigating the DCs at the invasive margin of CRC but not associating with outcomes. Eight studies were judged to be eligible in this review, all of which were cohort studies (evidence grade C based on the SIGN grading system) (Ambe et al, 1989;Schwaab et al, 2001;Gulubova et al, 2012;Nagorsen et al, 2007;Sandel et al, 2005;Nakayama et al, 2003;Dadabayev et al, 2004;Liska et al, 2012). A total of 651 specimens, all diagnosed with CRC at all stages, were included.…”