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Table 5 Multivariable binary logistic regression analysis (n = 603)

From: Nomogram to predict risk of neonatal mortality among preterm neonates admitted with sepsis at University of Gondar Comprehensive Specialized Hospital: risk prediction model development and validation

Predictors

Full model (Model-1)

Reduced model (Model-2)

β (95% CI)

p-value

β (95% CI)

p-value

Sex (female)

0.71 (-0.01, 1.42)

0.062

0.81 (0.11,1.52)

0.058

Age (2–28 days)

1.59 (0.38, 2.79)

0.074

1.62 (0.50, 2.74)

0.065

Referral status (referred)

0.81(-0.01, 1.62)

0.067

0.86(0.12, 1.61)

0.062

GA (< 32 weeks)

2.00 (1.14, 2.86)

< 0.001

2.26 ( 1.44, 3.09)

< 0.001

Weight for gestational age (SGA)

0.50 (-0.48, 1.48)

0.316

  

Apgar at 5th minute (< 7)

1.18 (-0.27, 2.63)

0.112

1.33 (-0.12, 2.78)

0.071

Mode of delivery (CS)

-0.16 (-1.05, 0.72)

0.715

  

Parity (Primipara)

0.02 (-0.71, 0.75)

0.949

  

Number of ANC visits (< 4)

0.52 (-0.20, 1.24)

0.160

-0.54(-1.22, 0.13)

0.116

HDP (Yes)

0.17 (-0.85, 1.18)

0.748

  

Antepartum hemorrhage (yes)

-0.07 (-1.47, 1.32)

0.918

  

Preterm PROM (yes)

1.34 (0.52, 2.15)

0.001

1.25 (0.49, 2.00)

0.001

PNA (yes)

1.72 (0.73, 2.70)

0.001

1.75 (0.77, 2.73)

< 0.001

RDS (yes)

2.81 (1.86, 3.75)

< 0.001

2.87 (1.95, 3.79)

< 0.001

NEC (yes)

1.62 (0.29, 2.96)

0.017

1.89 (0.62, 3.17)

0.004

Hypoglycemia (yes)

2.48 (1.47, 3.48)

< 0.001

2.72 (1.79, 3.66)

< 0.001

Platelet count (< 150 × 103/mcL)

2.07(1.32, 2.82)

< 0.001

2.12 (1.42, 2.83)

< 0.001

Total serum bilirubin (≥ 15 mg/dl)

1.71 (0.96, 2.46)

< 0.001

1.72 (1.00, 2.44)

< 0.001

Hemoglobin (< 12 gm/dl)

0.36(-0.62, 1.34)

0.474

  

Breast feeding (after first hour)

0.64(-0.31, 1.60)

0.187

  

KMC (not received)

3.17 (1.97, 4.38)

< 0.001

3.49 ( 2.31, 4.67)

< 0.001

Constant

-10.87 (-13.13, -8.61)

< 0.001

-10.27 (-12.44,-8.09)

< 0.001

  1. β is coefficient of predictors in the regression model