Fig. 5From: The effect of ultrasound-guided lung recruitment maneuvers on atelectasis in lung-healthy patients undergoing laparoscopic gynecologic surgery: a randomized controlled trialLung ultrasound score of 12 lung regions from T1 to T5 in both groups. The box, whiskers, and bold line in the box represent the interquartile range, range, and median value, respectively. T1, arrival in the operating suite; T2, 1 min after mechanical ventilation; T3, at the end of surgery; T4, 15 min after arrival in the PACU; T5, 24 h after operation. ns, no significance; ***, P < 0.05Back to article page