[Retracted] Analgesic Effects of Different κ-Receptor Agonists Used in Daytime Laparoscopic Cholecystectomy

Table 4

The situation of extubation.

Group	Extubation time (min)	Sleep	Rescue analgesia [ (%)]	PTSS	Unplanned discharge [ (%)]
M	15.0 (7.0, 20.0)	2 (1, 2)	5 (12.2%)	7 (6, 8)^#	15 (36.6%)^#
N	11.0 (5.0, 21.3)	1 (1, 2)	1 (2.3%)	8 (7, 10)	3 (7.2%)
O	14.5 (7.8, 20.5)	2 (1, 2)^#	3 (7.3%)	7 (4, 10)^#	8 (19.5%)

Values are given as medians and interquartile ranges or number of patients (%). compared with group M; ^# compared with group N. Statistical criteria: sleep (1—good, 2—average, 3—poor, and 4—insomnia).