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. Author manuscript; available in PMC: 2016 Jun 7.
Published in final edited form as: J Am Coll Surg. 2014 Oct 15;220(1):64–69. doi: 10.1016/j.jamcollsurg.2014.09.017

Table 2.

Complexity Scores for Liver Resections.

Procedure n Mean score (SE) Confidence interval
Peripheral wedge resection (< 3 cm) 66 1.365 (0.177) 1.018-1.712
Left lateral sectionectomy 66 2.011 (0.165) 1.687-2.335
Left hepatectomy without caudate resection 33 4.240 (0.250) 3.751-4.729
Right hepatectomy 66 4.919 (0.171) 4.584-5.254
Right posterior sectionectomy 66 5.488 (0.231) 5.037-5.940
Left hepatectomy with caudate resection 33 5.525 (0.254) 5.028-6.023
Isolated caudate resection 66 5.904 (0.240) 5.433-6.374
Right trisectionectomy 66 6.242 (0.201) 5.849-6.635
Right anterior sectionectomy 65 6.680 (0.222) 6.245-7.114
Anatomic middle hepatectomy 65 7.217 (0.216) 6.794-7.640
Left trisectionectomy without caudate resection 32 7.581 (0.315) 6.964-8.197
Left trisectionectomy with caudate resection 32 8.283 (0.224) 7.843-8.723

SE, standard error.