Table 5.

Hematological variables

Variable	Group; mean ± SD or median [IQR]		p value
	ICS, n = 186	Control, n = 203
Hemoglobin (g/L)
Preoperative	130.9 ± 15.6	129.1 ± 17.9	0.31
Postoperative	104.7 ± 13.2	95.0 ± 11.9	< 0.001
INR
Preoperative	1.0 [0.9–1.0]	1.1 [1.0–1.1]	< 0.001
Postoperative	1.2 [1.2–1.3]	1.4 [1.3–1.5]	< 0.001
Platelets (× 103/μL)
Preoperative	212 [176–251]	217 [184–251]	0.65
Postoperative	128 [100–161]	139 [106–175]	0.013

ICS = intraoperative cell salvage; INR = international normalized ratio; IQR = interquartile range; SD = standard deviation.