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Table 3 Univariate and multivariate analysis of factors associated with mortality after PICU discharge

From: Mortality and associated factors among children admitted to an intensive care unit in muhimbili national hospital, from the time of admission to three months after discharge: a prospective cohort study

  

Univariate analysis

Multivariate analysis

Variable

Crude HR

95% CI

P-value

Adjusted HR

95% CI

P-value

Age (Years)

      

 < 1

0.74

0.30–1.77

0.493

   

 1–5

0.71

0.30–1.66

0.429

   

 > 5

Ref

     

Admitting Diagnosis

      

 Infectious

1.07

0.54–2.13

0.837

   

 Non Infectious

Ref

     

Type of admission

      

 Medical

2.31

0.95–5.59

0.064

   

 Surgical

Ref

     

Chronic Illness

      

 Yes

3.13

1.46–6.74

0.004

3.92

1.77–8.66

0.001

 No

Ref

     

Organ Dysfunction

      

  Multiple

2.19

0.76–6.31

0.147

3.11

1.01–9.61

0.049

  Single

3.09

1.23–7.74

0.016

3.57

1.42 - 9.03

0.007

  None

Ref

     

Creatinine (micromol/L)

      

  Elevated

1.32

0.66–2.65

0.432

   

  Normal

Ref

     

ALT (units/L)

      

  >114

1.60

0.66–3.87

0.299

   

  < 114

Ref

     

Hemoglobin (g/dl)

      

  < 11

0.88

0.43–1.78

0.712

   

  >11

Ref

     

Platelets (×109/L)

      

  < 150

1.80

0.80–4.04

0.158

1.74

0.74–4.05

0.203

  >450

2.39

1.03–5.51

0.042

3.43

1.46–8.05

0.005

  150–450

Ref

     

WBC (×109/L)

      

  < 4

3.26

0.42–25.47

0.260

   

  >11

1.92

0.91–4.06

0.090

   

  4–11

Ref

     
  1. ALT: Alanine aminotransferase, WBC: White blood cells, CI: Confidence interval, HR: Hazard ratio
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