Fig. 2From: Assessment of the learning curve of video-assisted thoracoscopic sympathectomy in a single neurosurgical trainee: a cumulative summation analysisA relatively steep curve of the evaluation scores of the trainee during training phase with a plateau at the 10th case, revealing a rapid acquisition of anatomical and setup orientation. The score ranged between 2 and 10 with an overall mean of 8.8Back to article page