Influence of blood transfusion on postoperative inflammation, stress markers, and prognosis in patients with gastric cancer

Table 4 Correlation analysis between various variables and prognosis

Variable	r value	P value	Variable	r value	P value
T stage	0.169	0.017	PCT (ng/mL) postoperative day 3	0.187	0.008
Intraoperative blood loss (mL)	0.230	0.001	Cortisol (μmol/L) postoperative day 1	0.181	0.010
WBC (1 × 109/L) postoperative day 1	0.193	0.006	Cortisol (μmol/L) postoperative day 3	0.205	0.004
WBC (1 × 109/L) postoperative day 3	0.173	0.014	Epinephrine (ng/L) postoperative day 1	0.137	0.053
Neutrophil (%) postoperative day 1	0.136	0.055	Epinephrine (ng/L) postoperative day 3	0.211	0.003
Neutrophil (%) postoperative day 3	0.188	0.008	Norepinephrine (ng/L) postoperative day 1	0.231	0.001
NLR postoperative day 1	0.207	0.003	Norepinephrine (ng/L) postoperative day 3	0.243	< 0.001
NLR postoperative day 3	0.219	0.002	Blood glucose(mmol/L) postoperative day 3	0.377	< 0.001
CRP (mg/L) postoperative day 1	0.235	< 0.001	Bleeding	0.189	0.007
CRP (mg/L) postoperative day 3	0.209	0.003	Anastomotic leak	0.179	0.011
IL-6 (pg/mL) postoperative day 1	0.147	0.038	Wound infection	0.173	0.014
IL-6 (pg/mL) postoperative day 3	0.141	0.047	Urinary infection	0.170	0.016
TNF-α (pg/mL) postoperative day 1	0.194	0.006	Dumping syndrome	0.173	0.014
TNF-α (pg/mL) postoperative day 3	0.163	0.021	PCT (ng/mL) postoperative day 1	0.139	0.049

WBC: White blood cell count; NLR: Neutrophil/Lymphocyte ratio; CRP: C-reactive protein; IL-6: Interleukin-6; TNF-α: Tumor necrosis factor-alpha; PCT: Procalcitonin.