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. Author manuscript; available in PMC: 2012 Jul 1.
Published in final edited form as: J Am Coll Surg. 2011 May 20;213(1):95–105. doi: 10.1016/j.jamcollsurg.2011.04.013

Table 3.

Lymph Node Yield by Primary Tumor Site.

Lymph Node Yield
Site Mean N Lower bound
Ascending Colon 14.6 17733 14.5 14.8
Cecum 13.6 24391 13.6 13.8
Descending Colon 11.8 6245 11.6 12.1
Hepatic Flexure 14.4 5834 14.2 14.7
Large Intestine, NOS 13.6 1487 12.8 14
Sigmoid Colon 10.4 32657 10.3 10.5
Splenic Flexure 12 4187 11.7 12.3
Transverse Colon 12.7 9233 12.5 12.9
Total 12.6 101767 12.5 12.6

NOS- Not Otherwise Specified