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. Author manuscript; available in PMC: 2017 Jul 1.
Published in final edited form as: J Surg Educ. 2016 Apr 6;73(4):609–615. doi: 10.1016/j.jsurg.2016.02.010

Table 4.

Odds ratio that surgery is performed laparoscopic (Per year, unadjusted)

Surgery OR (95% CI) P-value
Appendectomy 1.265 (1.248 – 1.282) < 0.001
Inguinal herniorrhaphy 1.104 (1.090 – 1.118) < 0.001
Colectomy 1.133 (1.117 – 1.148) < 0.001
Cholecystectomy 1.010 (0.997 – 1.023) 0.119
All procedures 1.069 (1.063 – 1.074) < 0.001