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Fig. 3 | World Journal of Surgical Oncology

Fig. 3

From: Endoscopy-assisted surgery for the management of benign breast tumors: technique, learning curve, and patient-reported outcome from preliminary 323 procedures

Fig. 3

Operation learning curve. a Unilateral vs. bilateral OP learning curve. b Unilateral OP time: divided into five groups (43–50 procedures in each group). Comparison of the average OP time and standard deviation in each group (p < 0.04). c First 50 procedures vs. last 50 procedures in the OP learning curve

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