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. Author manuscript; available in PMC: 2019 Feb 1.
Published in final edited form as: Dis Colon Rectum. 2018 Feb;61(2):193–201. doi: 10.1097/DCR.0000000000000925

Table 3.

Assessment of Tumor Margins Post-Neoadjuvant Treatment

Parameter
measured (cm)		 GAD−
Mean
(SD)		 GAD+
Mean
(SD)		 Difference with use
of GAD
Mean
(SD)		 P-Value
Distance to Anal Verge 7.45 (4.08) 7.19 (3.98) −0.27 (0.47) p=0.0017*
Distance to Anorectal Ring 4.20 (3.22) 4.08 (3.19) −0.12 (0.28) p=0.0151*
Distance to Mesorectal Fascia 0.56 (0.99) 0.53 (1.0) −0.030 (0.13) p=0.35, ns

Note: Results from paired Student’s T test, 2-tailed, 95% CI, n=50 pairs. P value for significance=0.05. All measurements are reported in centimeters.

Abbreviations: GAD= Gadolinium; ns= not significant;

*

=significant