Fig. 1From: Dislocation rates of postoperative airway exchange catheters - a prospective case series of 200 patientsKaplan-Meyer curve showing the ratio of catheters remaining in situ. This figure shows a Kaplan-Meyer curve of the first 6 h in the post-anesthesia care unit (PACU) showing the ratio of catheters (oral and nasal) remaining in situBack to article page