Table 1. Changes between Preoperative and Postoperative Laboratory Parameters.

Paremeter	Preoperative	POD 7	p value	POD 42	p value
Weight	27.3 (26.5–28.9)	27.5 (26.2–29.1)	0.787	31.1 (28.2–32.7)	0.002
WBC	17.52 (12.60–20.56)	16.58 (13.97–21.36)	1.000	15.29 (12.40–15.89)	0.105
Hb	8.1 (7.1–10.9)	7.5 (7.0–8.0)	0.176	7.0 (6.3–7.7)	0.059
PLT	182 (72–309)	245 (182–305)	0.049	258 (189–315)	0.322
CRP	0.2 (0.2–0.3)	0.25 (0.2–0.3)	1.000	0.2 (0.2–0.3)	1.000
Lymphocyte	8.73 (7.35–11.09)	9.56 (6.30–10.36)	0.695	9.33 (6.95–9.72)	0.625
AST	32 (25–34)	31 (28–37)	0.426	20 (17–28)	0.023
ALT	27 (25–30)	24 (22–33)	0.682	39 (32–46)	0.027
TP	6.0 (5.5–6.4)	6.1 (5.7–6.7)	0.430	6.1 (5.7–6.4)	0.791
ALB	3.0 (2.7–3.3)	2.8 (2.5–3.1)	0.086	3.2 (3.0–3.4)	0.215
ALP	320 (236–353)	221 (174–371)	0.492	270 (207–302)	0.322
TBIL	0.1 (0.1–0.3)	0.1 (0.1–0.2)	1.000	0.1 (0.1–0.1)	0.250

POD, postoperative day; WBC, white blood cells; Hb, hemoglobin; PLT, platelet; CRP, C-reactive protein; AST, aspartate aminotransferase; ALT, alanine aminotransferase; TP, total protein; ALB, albumin; ALP, alkaline phosphatase; TBIL, total bilirubin.