Effects of sufentanil on immune response, pain mediators and brain-sparing effect in patients with breast cancer undergoing radical mastectomy

Table 3 Analysis of postoperative pain scores for patients (‾x±s)

Groups	Cases	VAS score		t	P
		24 hours after surgery	48 hours after surgery
The sufentanil group	59	2.32±0.92	1.98±0.77	2.177	0.032
The control group	59	3.55±1.82	3.01±1.60	1.7142	0.090
t		4.633	4.456
P		<0.001	<0.001

ISSN: 1471-2482