Fig. 4From: Male adolescents with contralateral blebs undergoing surgery for primary spontaneous pneumothorax may benefit from simultaneous contralateral blebectomiesKaplan–Meier analysis showing overall recurrence-free rate of patients with PSP treated in different groups. PSP primary spontaneous pneumothorax, B+cb those with contralateral blebs receiving one-stage bilateral surgeries, U+cb those with contralateral blebs only receiving unilateral surgery, U−cb those without contralateral blebs only receiving unilateral surgeryBack to article page