Fig. 2From: Comparison of the effects of neostigmine and sugammadex on postoperative residual curarization and postoperative pulmonary complications by means of diaphragm and lung ultrasonography: a study protocol for prospective double-blind randomized controlled trialStudy timeline. t1, preanesthetic period; t2, induction of anesthesia; t3, end of surgery; t4, extubation; t5, 10 min after extubation; t6, 30 min after extubation; POD30, postoperative day 30; PPCs, postoperative pulmonary complicationsBack to article page