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Table 4 Levels of fractional exhaled nitric oxide (FeNO) in children hospitalized for bronchiolitis and in an age matched control group, by asthma and atopic status

From: Exhaled nitric oxide is related to atopy, but not asthma in adolescents with bronchiolitis in infancy

  

Post-bronchiolitis group (n = 105)

Control group (n = 89)

 

N

FeNO

95% CI

P-values*vs. healthy

N

FeNO

95% CI

P-values* vs. healthy

Healthy

62

8.1

6.8, 9.6

Reference

50

7.6

6.4, 9.1

Reference

Atopic non-asthmatic

20

13.6

10.1, 18.4

0.010

29

19.5

15.6, 24.5

<0.001

Current non-atopic asthma

14

7.2

5.0, 10.4

0.920

5

9.7

5.6, 16.8

0.781

Current atopic asthma

9

12.3

7.8, 19.2

0.237

5

21.4

12.4, 36.9

0.002

  1. Figures are geometric means and 95% confidence intervals (95% CI). FeNO values are given as parts per billion. *Dunnett’s test.
  2. Bold values indicate significance at the 0.05 level.
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BMC Pulmonary Medicine

ISSN: 1471-2466

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