Neutrophil-to-lymphocyte ratio predicts acute kidney injury occurrence after gastrointestinal and hepatobiliary surgery

doi:10.4240/wjgs.v12.i7.326

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World Journal of Gastrointestinal Surgery

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1948-9366

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Gastrointest Surg. Jul 27, 2020; 12(7): 326-335
Published online Jul 27, 2020. doi: 10.4240/wjgs.v12.i7.326

Table 1 Risk factors of acute kidney injury occurrence by univariate and multivariate analyses

Parameters	Univariate analysis		Multivariate analysis
Parameters	HR (95%CI)	P value	HR (95%CI)	P value
Age ( < 65 yr/≥ 65 yr)	1.010 (0.996-1.024)	0.146	-	-
Sex (male/femal)	1.761 (1.008-3.075)	0.047	0.684 (0.325-1.438)	0.316
Smoking (yes/no)	0.599 (0.351-1.021)	0.060	-	-
Drinking (yes/no)	0.547 (0.306-0.977)	0.042	0.916 (0.401-2.097)	0.836
MAP (mmHg)	1.001 (0.988-1.014)	0.923
Hypertension (yes/no)	1.218 (0.668-2.223)	0.519	-	-
Diabetes mellitus (yes/no)	0.828 (0.393-1.744)	0.619	-	-
Cirrhosis (yes/no)	0.563 (0.239-1.324)	0.188	-	-
Ischemic heart disease (yes/no)	0.387 (0.166-0.901)	0.028	1.111 (0.385-3.212)	0.845
Stroke (yes/no)	2.500 (0.834-7.493)	0.102	-	-
Malignant diseases (yes/no)	0.949 (0.514-1.751)	0.867	-	-
SOFA score at ICU admission	1.092 (1.030-1.157)	0.003	1.010 (0.937-1.088)	0.801
APACHE II at ICU admission	1.038 (1.005-1.073)	0.023	1.006 (0.954-1.060)	0.836
PLT (10⁹/L)	0.999 (0.997-1.002)	0.487	-	-
WBC (10⁹/L)	1.026 (0.999-1.055)	0.062	-	-
TB	1.001 (0.999-1.003)	0.216
Creatinine	1.005 (1.003-1.007)	< 0.001	1.000 (0.998-1.002)	0.989
K	1.676 (1.190-2.362)	0.003	0.918 (0.594-1.416)	0.698
Na	1.012 (0.979-1.046)	0.473	-	-
INR	1.269 (0.980-1.641)	0.070	-	-
PaO₂/FiO₂	0.994 (0.883-1.119)	0.920	-	-
Arterial lactate¹	0.936 (0.876-1.000)	0.051
Procalcitonin²	1.003 (0.096-1.011)	0.348	-	-
Blood transfusion (yes/no)	0.898 (0.555-1.452)	0.660	-	-
NLR	1.052 (1.026-1.078)	< 0.001	1.290 (1.212-1.373)	< 0.001

¹High neutrophil to lymphocyte ratio (NLR) group (n = 167), Low NLR group (n = 89).

²High NLR group (n = 154), Low NLR group (n = 79). HR: Hazard ratio; MAP: Mean arterial pressure; SOFA score: Sequential organ failure assessment score; APACH II: Acute physiology and chronic health evaluation; PLT: Platelet count; WBC: White blood cell count; TB: Total bilirubin; INR: International normalized ratio; PaO₂/FiO₂: Oxygen partial pressure/oxygen concentration; NLR: Neutrophil to lymphocyte ratio.

Citation: Bi JB, Zhang J, Ren YF, Du ZQ, Wu Z, Lv Y, Wu RQ. Neutrophil-to-lymphocyte ratio predicts acute kidney injury occurrence after gastrointestinal and hepatobiliary surgery. World J Gastrointest Surg 2020; 12(7): 326-335
URL: https://www.wjgnet.com/1948-9366/full/v12/i7/326.htm
DOI: https://dx.doi.org/10.4240/wjgs.v12.i7.326