Elevated Level of Serum C-reactive Protein Predicts Postoperative Delirium among Patients Receiving Cervical or Lumbar Surgery

Table 1

Selected characteristics of 206 participants in this study.

		Participants (206)		value
		Having no delirium (194)	Having delirium (12)
Age group, (%)	<45	24 (12.4)	0 (0)	0.011
	≥45 and <65	118 (60.8)	4 (33.3)
	≥65	52 (26.8)	8 (66.7)
Gender, (%)	Male	78 (40.2)	2 (16.7)	0.133
	Female	116 (59.8)	10 (83.3)
ASA classification, (%)	I	42 (21.6)	0 (0)	<0.001
	II	150 (77.3)	10 (83.3)
	III	2 (1.0)	2 (16.7)
BMI ()				0.747
Surgery type, (%)	Cervical	30 (15.5)	6 (50)	0.008
	Lumbar	164 (84.5)	6 (50)
MDAS ()	Preoperative			0.011
	Postoperative (average)			0.000
CRP (mg/L, )	Preoperative			0.641
	Postoperative			0.000
Length of anesthesia (hours)				0.051
Extubation time (minutes)				0.329
Intraoperative blood transfusion, (%)		58 (29.9)	5 (41.7)	0.519
Postoperative HB (g/L)				0.732