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Table 3 Risk factors associated with AKI (Stage 2 or Stage 3) by univariable and multivariable analysis

From: Identifying on admission patients likely to develop acute kidney injury in hospital

Factors

Univariable Analysis

Multivariable Analysis

OR

95% CI

p-Value

OR

95% CI

p-Value

Platelets (10a9/L)

0.999

0.997- 1.001

0.414

   

WBC (10a9/L)

1.005

0.978- 1.033

0.718

   

RBC (1012/L)

0.780

0.592–1.026

0.076

   

HCT (L/L)

0.054

0.002–1.212

0.066

   

Hb (g/dL)

0.988

0.980–0.997

0.009

   

MPV (fL)

1.174

1.044–1.321

0.008

   

MCV (fL)

1.002

0.973–1.032

0.887

   

Na (mmol/L)

0.996

0.957–1.036

0.842

   

K (mmol/L)

1.854

1.372–2.507

< 0.001

   

CL- (mmol/L)

0.994

0.961–1.029

0.740

   

Urea (mmol/L)

1.071

1.048–1.094

< 0.001

1.055

1.032–1.079

< 0.001

Creatinine (mmol/L)

1.003

1.002–1.004

< 0.001

   

Albumin (g/L)

0.932

0.904–0.961

< 0.001

0.948

0.917–0.981

0.002

Age (years)

1.027

1.014–1.041

< 0.001

1.017

1.003–1.032

0.016

Gender

0.965

0.641–1.453

0.865

   

Chronic_OP (days)

1.001

0.977–1.026

0.940

   

Chronic_IP (days)

0.967

0.912–1.026

0.268

   

Admission type

1.096

0.717–1.675

0.673

   

NSAID

0.430

0.136–1.365

0.152

   

ACEI

1.404

0.835–2.360

0.201

   

Diabetes

1.730

1.101–2.719

0.017

   

Heart Failure

2.210

1.390–3.515

0.001

   

CKD

2.789

1.788–4.350

< 0.001

   

VDa

1.336

0.846- 2.108

0.214

   
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