Table 1. Randomized Controlled Trials Comparing Open and Laparoscopic Colectomy.

From: Minimally Invasive Surgery for Colorectal Cancer

Trial Ref. Year of
publication
Year of
registrasion
Number of cases Conversion rate Postoperative
complications
5yDFS 5yOS
Barcelona 2, 3 2004 1993-1998 Lap 105 11% 12% (Overall mortality 36%)
Op 101 - 31%* (Overall mortality 49%)
COST 4, 5, 6 2007 1995-2001 Lap 435 21% 21% 80% 86%
Op 428 - 20% 81% 85%
CLASICC 7, 8, 9 2007 1996-2002 Lap 273 25% 26% 58% 56%
Op 140 - 27% 64% 63%
COLOR 10, 11, 12 2017 1997-2003 Lap 627 17% 21% 67% 74%
Op 621 - 20% 68% 74%
JCOG0404 13, 14, 15, 16 2017 2004-2009 Lap 529 5.4% 14% 79% 92%
Op 528 - 22%* 80% 90%
Table 2. Randomized Controlled Trials Comparing Open, Laparoscopic, and Robotic Resection of Rectal Cancer.

From: Minimally Invasive Surgery for Colorectal Cancer

Trial Ref. Year of
publication
Year of
registrasion
Number of cases Conversion rate Postoperative
complications
Positive CRM Local recurrence rate DFS OS
CLASICC 7, 8, 9 2007 1996-2002 Lap 235 34% 40% 12% 11% 53% 60%
Op 128 - 37% 6% 9% 52% 53%
(5y)
COLOR II 27, 28 2015 2004-2010 Lap 699 17% 40% 10% 5% 75% 87%
Op 345 - 37% 10% 5% 71% 84%
(3y)
COREAN 29, 30 2014 2006-2009 Lap 170 1.2% 21% 2.9% 2.6% 79% 92%
Op 170 - 24% 4.1% 4.9% 73% 90%
(3y)
ACOSOG Z6051 31, 32 2019 2008-2013 Lap 240 11% 23% 12% 4.6% 80% -
Op 222 - 22% 7.7% 4.5% 83% -
  (2y)
ALaCaRT 33, 34 2019 2010-2014 Lap 238 9% 19% 7% 5.4% 80% -
Op 237 - 26% 3% 3.1% 82% -
  (2y)
ROLARR 38, 39 2017 2011-2014 Lap 234 12.2% 32% 6.3% - - -
Robo 237 8.1% 33% 5.1% - - -
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