Combined lumbar muscle block and perioperative comprehensive patient-controlled intravenous analgesia with butorphanol in gynecological endoscopic surgery

Table 3 Comparison of inflammatory factor levels at different times after operation between the two groups (mean ± SD)

Indexes	2 h after operation	24 h after operation	48 h after operation
TNF-α (pg/mL)
Study group (n = 60)	161.5 ± 27.5	228.5 ± 32.4	230.6 ± 35.1
Control group (n =60)	157.8 ± 25.3	242.7 ± 29.6	238.2 ± 31.8
t value	0.767	-2.506	-1.243
P value	0.445	0.014	0.216
IL-6 (pg/mL)
Study group (n = 60)	51.77 ± 6.83	89.47 ± 9.20	83.65 ± 8.11
Control group (n = 60)	54.02 ± 8.16	95.71 ± 10.36	97.20 ± 9.54
t value	-1.638	-3.489	-8.382
P value	0.104	0.001	0.000
IL-8 (pg/mL)
Study group (n = 60)	71.5 ± 13.9	94.6 ± 18.6	88.2 ± 15.7
Control group (n = 60)	73.6 ± 12.5	102.5 ± 20.4	97.8 ± 16.4
t value	-0.870	-2.217	-3.275
P value	0.386	0.029	0.001

IL: Interleukin; TNF-α: Tumor necrosis factor-alpha.