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Table 4 Multivariable logistic regression results following backward selection

From: Early prediction of acute kidney injury following ICU admission using a multivariate panel of physiological measurements

Variable

Adjusted Odds Ratio

P-Value

95% Confidence Interval

Gender

 (M: 1,F: 0)

0.59

< 0.001

[0.553,0.647]

Age

1.56

< 0.001

[1.494,1.635]

Ethnicity

 African-American

ref

ref

ref

 Caucasian

1.47

< 0.001

[1.248,1.721]

 Hispanic

1.12

0.414

[0.850,1.484]

 Other

1.65

< 0.001

[1.382,1.970]

Systolic BP Minimum

0.94

0.003

[0.897,0.977]

SpO2 Mean

0.89

< 0.001

[0.852,0.925]

Bicarbonate Level Minimum

0.90

< 0.001

[0.858,0.938]

Creatinine Level Maximum

2.68

< 0.001

[2.501,2.862]

Hemoglobin Level Minimum

0.74

< 0.001

[0.711, 0.776]

Platelet Count Minimum

0.80

< 0.001

[0.767,0.839]

Potassium Level Maximum

1.28

< 0.001

[1.236,1.334]

Partial Thromboplastin Time Minimum

1.12

< 0.001

[1.078,1.158]

International Normalized Ratio Maximum

1.06

< 0.001

[1.025,1.099]

Blood Urea Nitrogen Level Maximum

0.89

< 0.001

[0.857,0.933]

Calcium Level Minimum

1.08

< 0.001

[1.034,1.130]

Mechanical Ventilation

1.45

< 0.001

[1.386,1.519]

Estimated Glomerular Filtration Rate

2.93

< 0.001

[2.734,3.140]