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Table 2 Clinical findings on presentation and outcomes of the preterm and the term infants with bronchiolitis

From: Prematurity, a significant predictor for worse outcome in viral bronchiolitis: a comparative study in infancy

Variables

Preterm infants

N (%)

Term infants

N (%)

*P value

Respiratory rate (mean ± SD)

54.7 ± 10.2

47.8 ± 10.5

˂ 0.001

Respiratory distress (RD)

 No RD

10 (13.51)

28 (35.4)

0.003

 Grade 1

10 (13.51)

12 (15.2)

0.821

 Grade 2

16 (21.62)

13 (16.5)

0.536

 Grade 3

30 (40.55)

24 (30.4)

0.236

 Grade 4

8 (10.81)

2 (2.5)

0.051

Lethargy

28 (37.8)

9 (11.4)

< 0.001

No drink

34 (45.9)

46 (58.2)

0.147

Seizures

4 (5.4)

2 (2.5)

0.431

Vomiting

16 (21.6)

36 (45.6)

0.002

Oxygen saturation (mean ± SD)

85.4 ± 13.1

90.6 ± 9.7

0.016

Duration of oxygen therapy (mean ± SD)

4.4 ± 1.7

2.9 ± 1.4

0.001

PICU admission

18 (24.3)

6 (7.6)

0.007

Duration of PICU admission (mean ± SD)

3.8 ± 1.3

3.2 ± 0.4

0.186

Mechanical ventilation (MV)

12 (16.2)

4 (5.1)

0.003

Duration of MV (mean ± SD)

3.3 ± 1.0

2.5 ± 1.0

0.128

Duration of hospital stay (mean ± SD)

5.4 ± 1.6

4.0 ± 1.6

0.002

Bronchiolitis severity score (BSS)

 Mean ± SD

9.6 ± 3.8

8.3 ± 3.3

0.045

 Severe bronchiolitis

36 (48.6%)

26 (32.9%)

0.051

  1. *P values < 0.05 is statistically significant