[Retracted] Polymyxin B, Cefoperazone Sodium-Sulbactam Sodium, and Tigecycline against Multidrug-Resistant Acinetobacter baumannii Pneumonia

Table 4

Comparison of serum levels ( ± s).

Groups	WBC (×109/L)		CRP (mg/L)		PCT (mg/ml)
	Before	After	Before	After	Before	After
Observation group (n = 28)	18.79 ± 4.71	11.38 ± 2.32	60.57 ± 20.12	44.32 ± 4.34	7.27 ± 1.21	2.35 ± 1.17
Experimental group (n = 28)	18.68 ± 4.65	9.12 ± 2.61	60.39 ± 20.14	30.58 ± 3.52	7.31 ± 1.15	1.71 ± 1.44
t	0.111	4.341	0.042	16.494	0.161	2.314
P	0.912	<0.001	0.967	<0.001	0.872	0.023