Cochrane · systematic review · CD006458

Nebulised hypertonic saline solution for acute bronchiolitis in infants

Zhang, L, Mendoza-Sassi, RA, Wainwright, CE, et al. · Cochrane Database of Systematic Reviews · 2023 · Cochrane Library

Acute Respiratory Infections3 versionsAMSTAR 2: not assessed
SoF tableOnly the outcomes this review put in its Summary of Findings table are listed (the Cochrane Handbook caps them at about seven per comparison). Its other analyses are not shown here.
Questions
10
current version
GRADE rated
10
No studies
0
Included studies
NR
No studies 0 · 0%Ungraded 0 · 0%Very low 3 · 30%Low 7 · 70%Moderate 0 · 0%High 0 · 0%

Ungraded means an effect was reported without a GRADE rating; it is not a gap. No studies means the review found nothing to answer the question. The six categories are a display order, not a score.

Questions and results

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Nebulised hypertonic saline compared with nebulised 0.9% saline for acute bronchiolitis in infants

Population: infants up to 24 months of age with acute bronchiolitis
10 questions
OutcomeEffectEvidenceStatus / GRADE
Length of hospital stay (days) Â
Nebulised hypertonic saline vs nebulised 0.9% saline
no estimate extracted21 studies · 2479 participantsLow
Downgraded: risk of bias, inconsistency
Clinical severity score (post‐treatment) at day 1
Nebulised hypertonic saline vs nebulised 0.9% saline
no estimate extracted10 studies · 893 participantsLow
Downgraded: risk of bias, inconsistency
Clinical severity score (post‐treatment) at day 2
Nebulised hypertonic saline vs nebulised 0.9% saline
no estimate extracted10 studies · 907 participantsLow
Downgraded: risk of bias, inconsistency
Clinical severity score (post‐treatment) at day 3
Nebulised hypertonic saline vs nebulised 0.9% saline
no estimate extracted10 studies · 785 participantsLow
Downgraded: risk of bias, inconsistency
Rate of hospitalisation
Nebulised hypertonic saline vs nebulised 0.9% saline
RR 0.87 [0.78, 0.97]8 studies · 1760 participantsLow
Downgraded: inconsistency, publication bias
Rate of readmission to hospital
Nebulised hypertonic saline vs nebulised 0.9% saline
RR 0.83 [0.55, 1.25]6 studies · 1084 participantsLow
Downgraded: risk of bias, imprecision
Number of days to resolution of symptoms and signs (wheezing)
Nebulised hypertonic saline vs nebulised 0.9% saline
no estimate extracted2 studies · 205 participantsVery low
Downgraded: risk of bias, imprecision, inconsistency
Number of days to resolution of symptoms and signs (cough)
Nebulised hypertonic saline vs nebulised 0.9% saline
no estimate extracted3 studies · 363 participantsVery low
Downgraded: risk of bias, imprecision, inconsistency
Number of days to resolution of symptoms and signs(pulmonary moist crackles)
Nebulised hypertonic saline vs nebulised 0.9% saline
no estimate extracted2 studies · 205 participantsVery low
Downgraded: risk of bias, imprecision, inconsistency
Adverse events Assessed by investigators or reported by parents
Nebulised hypertonic saline vs nebulised 0.9% saline
no estimate extracted27 studies · 4416 participantsLow
Downgraded: risk of bias, inconsistency