From: Effect of individualized treatment strategy on postoperative nausea and vomiting in gynaecological laparoscopic surgery: a double-blind, randomized, controlled trial
Individualized treatment group
(n = 60)
Control group
(n = 59)
P
Degree I, n (%)
36(70.6)
15(29.4)
< 0.001
Degree II, n (%)
14(43.8)
18(56.3)
0.377
Degree III, n (%)
6(28.6)
15(71.4)
0.027
Degree IV, n (%)
4(26.7)
11(73.3)
0.049