Nebulized hypertonic saline 3% for 1 versus 3 days in hospitalized bronchiolitis: a blinded non-inferiority randomized controlled trial

Abstract Background The use and optimal duration of treatment with nebulized hypertonic saline (HS) in infants hospitalized for acute bronchiolitis is unclear. The objective was to compare the efficacy of 1 versus 3 days of nebulized 3% HS at 72 h of treatment. We conducted a blinded non-inferiority...

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Main Authors: Gaëlle Beal, Catherine Barbier, Sophie Thoret, Amandine Rubio, Mathilde Bonnet, Roseline Mazet, Anne Ego, Isabelle Pin
Format: Article
Language:English
Published: BMC 2019-11-01
Series:BMC Pediatrics
Subjects:
Online Access:http://link.springer.com/article/10.1186/s12887-019-1804-0
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author Gaëlle Beal
Catherine Barbier
Sophie Thoret
Amandine Rubio
Mathilde Bonnet
Roseline Mazet
Anne Ego
Isabelle Pin
author_facet Gaëlle Beal
Catherine Barbier
Sophie Thoret
Amandine Rubio
Mathilde Bonnet
Roseline Mazet
Anne Ego
Isabelle Pin
author_sort Gaëlle Beal
collection DOAJ
description Abstract Background The use and optimal duration of treatment with nebulized hypertonic saline (HS) in infants hospitalized for acute bronchiolitis is unclear. The objective was to compare the efficacy of 1 versus 3 days of nebulized 3% HS at 72 h of treatment. We conducted a blinded non-inferiority randomized controlled trial including infants aged less than 12 months old, hospitalized for a moderate bronchiolitis. Methods Nebulisations of 3% HS for 1 day were followed by either the continuation of 3% HS (HS3d group) or switched to 0.9% normal isotonic saline (HS1d group) for 2 days Randomization was performed according to a predefined list with a 1:1 ratio, obtained with a random generator number with blocks.. Main outcome was mean Wang clinical severity score (CSS) after 72 h of treatment. Results One hundred sixteen infants (HS1d n = 59 and HS3d n = 57), were included over two epidemic seasons from 2014 to 2016, but recruitement did not reach the planned sample size. The difference for the Wang CSS score in the HS3d vs HS1d group was 0.71 [IC 90% 0.1; 1.3], above the precluded value of 0.4 set in the protocol defining the non-inferiority of shorter treatment duration. Clinical remission was more rapidly obtained in the HS3d than in HS1d (2.3 ± 1.6 vs 2.9 ± 1.4 days, p = 0.04), with a non-significant tendency for less need of nutritional support and supplemental oxygen in HS3d group. Clinical worsening and treatment intolerance were similar in the 2 groups. Conclusions Despite being underpowered, results seem not to be in favour of reducing the duration of nebulised HS treatment from 3 to 1 day in acute moderate bronchiolitis. Trial registration Clinical trials NCT 02538458, October 2014.
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spelling doaj.art-09932ac5a625481ca3b248c44e17b2132022-12-22T01:20:57ZengBMCBMC Pediatrics1471-24312019-11-011911710.1186/s12887-019-1804-0Nebulized hypertonic saline 3% for 1 versus 3 days in hospitalized bronchiolitis: a blinded non-inferiority randomized controlled trialGaëlle Beal0Catherine Barbier1Sophie Thoret2Amandine Rubio3Mathilde Bonnet4Roseline Mazet5Anne Ego6Isabelle Pin7Department of Pediatrics, Centre Hospitalier Métropole SavoieDepartment of Pediatrics, Centre Hospitalier Universitaire Grenoble AlpesCIC U1406, INSERMDepartment of Pediatrics, Centre Hospitalier Universitaire Grenoble AlpesDepartment of Pediatrics, Centre Hospitalier Universitaire Grenoble AlpesDepartment of Pharmacy, CHU Grenoble AlpesCIC U1406, INSERMDepartment of Pediatrics, Centre Hospitalier Universitaire Grenoble AlpesAbstract Background The use and optimal duration of treatment with nebulized hypertonic saline (HS) in infants hospitalized for acute bronchiolitis is unclear. The objective was to compare the efficacy of 1 versus 3 days of nebulized 3% HS at 72 h of treatment. We conducted a blinded non-inferiority randomized controlled trial including infants aged less than 12 months old, hospitalized for a moderate bronchiolitis. Methods Nebulisations of 3% HS for 1 day were followed by either the continuation of 3% HS (HS3d group) or switched to 0.9% normal isotonic saline (HS1d group) for 2 days Randomization was performed according to a predefined list with a 1:1 ratio, obtained with a random generator number with blocks.. Main outcome was mean Wang clinical severity score (CSS) after 72 h of treatment. Results One hundred sixteen infants (HS1d n = 59 and HS3d n = 57), were included over two epidemic seasons from 2014 to 2016, but recruitement did not reach the planned sample size. The difference for the Wang CSS score in the HS3d vs HS1d group was 0.71 [IC 90% 0.1; 1.3], above the precluded value of 0.4 set in the protocol defining the non-inferiority of shorter treatment duration. Clinical remission was more rapidly obtained in the HS3d than in HS1d (2.3 ± 1.6 vs 2.9 ± 1.4 days, p = 0.04), with a non-significant tendency for less need of nutritional support and supplemental oxygen in HS3d group. Clinical worsening and treatment intolerance were similar in the 2 groups. Conclusions Despite being underpowered, results seem not to be in favour of reducing the duration of nebulised HS treatment from 3 to 1 day in acute moderate bronchiolitis. Trial registration Clinical trials NCT 02538458, October 2014.http://link.springer.com/article/10.1186/s12887-019-1804-0BronchiolitisHypertonic salineChildren
spellingShingle Gaëlle Beal
Catherine Barbier
Sophie Thoret
Amandine Rubio
Mathilde Bonnet
Roseline Mazet
Anne Ego
Isabelle Pin
Nebulized hypertonic saline 3% for 1 versus 3 days in hospitalized bronchiolitis: a blinded non-inferiority randomized controlled trial
BMC Pediatrics
Bronchiolitis
Hypertonic saline
Children
title Nebulized hypertonic saline 3% for 1 versus 3 days in hospitalized bronchiolitis: a blinded non-inferiority randomized controlled trial
title_full Nebulized hypertonic saline 3% for 1 versus 3 days in hospitalized bronchiolitis: a blinded non-inferiority randomized controlled trial
title_fullStr Nebulized hypertonic saline 3% for 1 versus 3 days in hospitalized bronchiolitis: a blinded non-inferiority randomized controlled trial
title_full_unstemmed Nebulized hypertonic saline 3% for 1 versus 3 days in hospitalized bronchiolitis: a blinded non-inferiority randomized controlled trial
title_short Nebulized hypertonic saline 3% for 1 versus 3 days in hospitalized bronchiolitis: a blinded non-inferiority randomized controlled trial
title_sort nebulized hypertonic saline 3 for 1 versus 3 days in hospitalized bronchiolitis a blinded non inferiority randomized controlled trial
topic Bronchiolitis
Hypertonic saline
Children
url http://link.springer.com/article/10.1186/s12887-019-1804-0
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