Cochrane Review Group

Airways

216 systematic reviews in Airways ask 2,325 questions. 10.7% have no studies to answer them, 11.9% rest on very low certainty evidence and 40.5% reach moderate or high certainty.

Reviews

216

Questions

2,325

current versions

No studies

10.7%

Moderate or high

40.5%

No studies 249 · 10.7%Ungraded 107 · 4.6%Very low 276 · 11.9%Low 751 · 32.3%Moderate 718 · 30.9%High 224 · 9.6%

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.

Search questions in Airways

Thinnest evidence

All no studies and very low questions

Question	Effect	Evidence	Status / GRADE
Psychological interventions vs usual care, no intervention, or treatment with no psychological component Symptoms of anxiety · adolescents with asthma Psychological interventions for asthma in children and adolescents (2024) · Cochrane	no estimate extracted	5 studies · 431 participants	Very low
Psychological interventions vs usual care, no intervention, or treatment with no psychological component Symptoms of depression · adolescents with asthma Psychological interventions for asthma in children and adolescents (2024) · Cochrane	no estimate extracted	2 studies · 166 participants	Very low
Psychological interventions vs usual care, no intervention, or treatment with no psychological component Medical contacts Assessed as hospital admissions, ED presentations or asthma‐related urgent care visits. · adolescents with asthma Psychological interventions for asthma in children and adolescents (2024) · Cochrane	no estimate extracted	5 studies · 636 participants	Very low
Psychological interventions vs usual care, no intervention, or treatment with no psychological component Asthma attacks · adolescents with asthma Psychological interventions for asthma in children and adolescents (2024) · Cochrane	no estimate extracted	3 studies · 129 participants	Very low
Psychological interventions vs usual care, no intervention, or treatment with no psychological component Asthma symptoms · adolescents with asthma Psychological interventions for asthma in children and adolescents (2024) · Cochrane	no estimate extracted	11 studies · 720 participants	Very low
Psychological interventions vs usual care, no intervention, or treatment with no psychological component Medication use · adolescents with asthma Psychological interventions for asthma in children and adolescents (2024) · Cochrane	no estimate extracted	8 studies · 822 participants	Very low
Psychological interventions vs usual care, no intervention, or treatment with no psychological component Quality of life · adolescents with asthma Psychological interventions for asthma in children and adolescents (2024) · Cochrane	no estimate extracted	6 studies · 653 participants	Very low
Triple therapy vs LABA/LAMA combination Outcomes (weighted · people with stable COPD Inhaled corticosteroids with combination inhaled long‐acting beta2‐agonists and long‐acting muscarinic… (2023) · Cochrane	no estimate extracted	NR	No studies
Carbonic anhydrase inhibitors vs inactive control cAHI · adults with central sleep apnoea associated with heart failure Pharmacological treatment for central sleep apnoea in adults (2023) · Cochrane	no estimate extracted	1 study · 12 participants	Very low
Anxiolytics vs inactive control Cardiovascular mortality · adults with central sleep apnoea associated with heart failure Pharmacological treatment for central sleep apnoea in adults (2023) · Cochrane	no estimate extracted	NR	No studies
Anxiolytics vs inactive control Serious adverse events · adults with central sleep apnoea associated with heart failure Pharmacological treatment for central sleep apnoea in adults (2023) · Cochrane	no estimate extracted	NR	No studies
Anxiolytics vs inactive control Quality of sleep · adults with central sleep apnoea associated with heart failure Pharmacological treatment for central sleep apnoea in adults (2023) · Cochrane	no estimate extracted	NR	No studies

Reviews 216

Active mind‐body movement therapies as an adjunct to or in comparison with pulmonary rehabilitation for people with chronic obstructive pulmonary disease

Gendron, LM, Nyberg, A, et al. · Cochrane Database of Systematic Reviews · 2018

Airways

Thinnest evidence

Reviews 216

Active mind‐body movement therapies as an adjunct to or in comparison with pulmonary rehabilitation for people with chronic obstructive pulmonary disease

Caseworker‐assigned discharge plans to prevent hospital readmission for acute exacerbations in children with chronic respiratory illness

Once‐daily long‐acting beta₂‐agonists/inhaled corticosteroids combined inhalers versus inhaled long‐acting muscarinic antagonists for people with chronic obstructive pulmonary disease

Interventions for autumn exacerbations of asthma in children

Macrolide antibiotics for bronchiectasis

Dual antibiotics for bronchiectasis

Self‐management for bronchiectasis

Head‐to‐head trials of antibiotics for bronchiectasis

Dual combination therapy versus long‐acting bronchodilators alone for chronic obstructive pulmonary disease (COPD): a systematic review and network meta‐analysis

Intramuscular versus oral corticosteroids to reduce relapses following discharge from the emergency department for acute asthma

Combined inhaled beta‐agonist and anticholinergic agents for emergency management in adults with asthma

Pneumococcal vaccines for preventing pneumonia in chronic obstructive pulmonary disease

Inhaled magnesium sulfate in the treatment of acute asthma

Non‐invasive ventilation for the management of acute hypercapnic respiratory failure due to exacerbation of chronic obstructive pulmonary disease

Tailored interventions based on sputum eosinophils versus clinical symptoms for asthma in children and adults

Culture‐specific programs for children and adults from minority groups who have asthma

Antibiotics for persistent cough or wheeze following acute bronchiolitis in children

Addition of anti‐leukotriene agents to inhaled corticosteroids for adults and adolescents with persistent asthma

Computer and mobile technology interventions for self‐management in chronic obstructive pulmonary disease

Self‐management interventions including action plans for exacerbations versus usual care in patients with chronic obstructive pulmonary disease

Positive expiratory pressure therapy versus other airway clearance techniques for bronchiectasis

Stepping down the dose of inhaled corticosteroids for adults with asthma

Personalised asthma action plans for adults with asthma

Umeclidinium bromide versus placebo for people with chronic obstructive pulmonary disease (COPD)

Bronchoscopic lung volume reduction procedures for chronic obstructive pulmonary disease