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Table 5 Multivariable analyses for factors associated with composite unfavorable outcomes and death (n = 29,362)

From: Early predictors of unfavorable outcomes in pediatric acute respiratory failure

Variables

Unfavorable outcomes

In-hospital death

Odds ratio (95% CI)

p

Odds ratio (95% CI)

p

Age

 < 1 year

Reference

 

Reference

 

 1–5 years

1.33

(1.13–1.56)

 < 0.01

1.28

(0.98–1.67)

0.07

 6–19 years

1.50

(1.28–1.75)

 < 0.01

1.10

(0.81–1.49)

0.55

Underlying conditions

2.69

(2.41–2.99)

 < 0.01

2.02

(1.61–2.53)

 < 0.01

Diagnostic category

 Bronchiolitis

Reference

 

Reference

 

 Pneumonia

1.97

(1.72–2.25)

 < 0.01

2.41

(1.70–3.41)

 < 0.01

 Asthma

0.89

(0.69–1.14)

0.35

0.96

(0.54–1.69)

0.88

 Others

0.68

(0.43–1.08)

0.11

0.65

(0.23–1.78)

0.40

Pathogen

 Viral

Reference

 

Reference

 

 Bacterial

1.15

(0.94–1.41)

0.17

1.12

(0.78–1.61)

0.55

 Aspiration

0.86

(0.60–1.23)

0.41

0.71

(0.29–1.75)

0.46

 COVID-19

1.00

(0.39–2.51)

0.99

1.67

(0.31–9.07)

0.55

 No detection

1.68

(1.46–1.93)

 < 0.01

1.70

(1.28–2.28)

 < 0.01

Organ dysfunction on admission

 Impaired consciousness

  No-mild

Reference

 

Reference

 

  Moderate

1.18

(0.96–1.44)

0.11

2.02

(1.36–2.99)

 < 0.01

  Severe

1.02

(0.89–1.17)

0.76

2.33

(1.80–3.00)

 < 0.01

 Acute liver failure

2.85

(0.60–13.44)

0.19

1.45

(0.32–6.51)

0.63

 Thrombocytopenia/coagulopathy

1.97

(1.78–3.31)

 < 0.01

2.50

(1.48–4.25)

 < 0.01

Therapies within 3 days of admission

 Invasive ventilation

1.43

(1.21–1.69)

 < 0.01

3.45

(1.97–6.06)

 < 0.01

 Renal replacement therapy

2.20

(1.28–3.78)

 < 0.01

3.40

(1.70–6.48)

 < 0.01

 ECMO

1.06

(0.55–2.03)

0.87

0.60

(0.25–1.42)

0.25

 Surgery

3.83

(2.27–6.44)

 < 0.01

0.83

(0.23–2.98)

0.77

 Cardiopulmonary resuscitation

12.87

(9.64–17.18)

 < 0.01

23.14

(16.93–31.62)

 < 0.01

 Vasoactive drug

2.61

(2.23–3.07)

 < 0.01

9.25

(7.17–11.93)

 < 0.01

 Corticosteroid

1.01

(0.91–1.13)

0.81

0.82

(0.65–1.05)

0.12

Transported from other hospitals

1.15

(1.00–1.32)

0.05

1.05

(0.82–1.36)

0.69

Admitted to accredited ICUs

1.59

(1.39–1.81)

 < 0.01

0.63

(0.48–0.82)

 < 0.01

Hospital volume

 1–58

1.47

(1.14–1.91)

 < 0.01

2.63

(1.97–3.51)

 < 0.01

 59–144

1.21

(0.93–1.81)

0.16

1.90

(1.40–2.58)

 < 0.01

 145–752

Reference

 

Reference

 
  1. CI, confidence interval; COVID-19, coronavirus disease. 2019; ECMO, extracorporeal membrane oxygenation; ICU, intensive care unit
  2. Unfavorable outcomes included in-hospital death, discharge with new comorbidities—specifically, tracheostomy, home ventilation or oxygen therapy, tube feeding at discharge or the day before, gastrostomy during hospitalization, worsened neurological status at discharge, and renal failure