Different positive end expiratory pressure and tidal volume controls on lung protection and inflammatory factors during surgical anesthesia

Table 5 Comparison of serum inflammatory factor levels before and after operation between the two groups (mean ± SD)

Group	TNF-α (ng/mL)		IL-6 (pg/mL)		IL-10 (pg/mL)
	Preoperative	4 h after operation	Preoperative	4 h after operation	Preoperative	4 h after operation
Group A (n = 60)	43.26 ± 6.80	76.65 ± 8.77	47.14 ± 5.50	56.94 ± 7.30	34.62 ± 5.10	29.51 ± 4.75
Group B (n = 60)	45.10 ± 6.55	89.28 ± 12.64	45.03 ± 6.28	69.71 ± 10.38	36.36 ± 6.15	25.83 ± 5.08
t value	-1.510	-6.359	1.958	-7.795	-1.687	4.099
P value	0.134	0.000	0.053	0.000	0.094	0.000

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