Table 4.

Other clinical outcomes.

Variables	EA group	UC group	P
0–24 h after surgery
Nausea score*	0 (0–1)	0 (0–1)	1.000
Vomiting score*	0 (0–0)	0 (0–0.75)	0.486
Nausea [incidence; n (%)]**	8 (27.59)	8 (28.57)	0.934
Vomiting [incidence; n (%)]**	5 (17.24)	7 (25.00)	0.473
Static Pain VAS*	2 (2–2)	2 (2–2)	0.651
Dynamic Pain VAS*	3 (3–3)	3 (3–3)	0.153
24–48 h after surgery
Nausea score*	0 (0–0)	0 (0–0)	0.726
Vomiting score*	0	0
Nausea [incidence; n (%)]**	4 (13.79)	3 (10.71)	1.000
Vomiting [incidence; n (%)]**	0 (0)	0 (0)	–
Static pain VAS*	2 (2–3)	2 (2–3)	0.930
Dynamic pain VAS*	3 (3–3)	3 (3–3)	0.401
48–72 h after surgery
Nausea score*	0	0	–
Vomiting score*	0	0	–
Nausea [incidence; n (%)]**	0 (0)	0 (0)	–
Vomiting [incidence; n (%)]**	0 (0)	0 (0)	–
Static pain VAS*	3 (2–3)	3 (2–3)	0.703
Dynamic pain VAS*	3 (3–3)	3 (3–3)	0.079
Time to out-of-bed activity (h)#	11.2±1.0	13±3.5	0.5
Hospital stay (d)#	6.1±2.15	6.5±2.05	0.442

EA – electroacupuncture; UC – usual care; VAS – Visual Analogue Scale; h – hour; d – day. Data were expressed as median (quartile range)*, N (%)**, or mean±SD^#.