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Table 2 Univariate logistic regression analysis of risk factors for CS-AKI

From: Role of elevated red cell distribution width on acute kidney injury patients after cardiac surgery

 

Before Propensity Matching

After Propensity Matching

OR

95%CI

P-value

OR

95%CI

P-value

Age

1.030

1.027–1.034

<  0.001

0.999

0.993–1.005

0.782

Male

1.825

1.680–1.994

<  0.001

0.869

0.754–1.002

0.754

BMI

1.066

1.051–1.081

<  0.001

1.063

1.037–1.090

< 0.001

HTN

1.588

1.452–1.736

<  0.001

1.117

0.956–1.305

0.164

DM

1.305

1.145–1.487

<  0.001

1.095

0.860–1.395

0.46

Pre-operative coronary angiography

1.421

1.313–1.553

<  0.001

0.826

0.717–0.952

0.08

Hb

1.004

1.001–1.007

<  0.001

0.997

0.993–1.001

0.093

WBC

1.019

1.002–1.042

<  0.001

0.990

0.958–1.022

0.533

Plt

0.996

0.996–0.997

0.633

0.997

0.996–0.998

0.601

Elevated RDW

1.497

1.419–1.578

<  0.001

1.192

1.126–1.262

< 0.001

BUN

1.178

1.147–1.193

<  0.001

1.036

0998–1.076

0.064

Scr

1.015

1.013–1.017

<  0.001

1.002

0.998–1.006

0.325

eGFR

0.989

0.987–0.991

0.002

0.999

0.996–1.002

0.004

UA

1.003

1.003–1.004

<  0.001

1.002

1.001–1.003

< 0.001

Alb

0.954

0.941–0.965

<  0.001

0.986

0.996–1.006

0.162

CPB time (every 30 min)

1.498

1.439–1.559

<  0.001

1.490

1.385–1.603

< 0.001

ACC time (every 20 min)

1.295

1.248–1.343

<  0.001

1.253

1.176–1.336

< 0.001

  1. AKI acute kidney injury, BMI body mass index, HTN hypertension, DM diabetes mellitus, Hb hemoglobin, WBC white blood cell, Plt platelet, RDW red cell distribution width, BUN blood urea nitrogen, Scr serum creatinine, eGFR estimated glomerular filtration rate, SUA serum uric acid, CPB cardiopulmonary bypass, ACC Aortic cross-clamp