What do systematic reviews say?

Titrated oxygen therapy vs high‐flow oxygen therapy

The review found no eligible studies for this question.

• Oxygen therapy in the pre‐hospital setting for acute exacerbations of chronic obstructive pulmonary disease 2020 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Oral + inhaled dual therapy vs oral monotherapy

• Dual antibiotics for bronchiectasis 2018 · Cochrane Headline outcomes only
  no estimate extracted
  0 studies · 0 participants
  GRADE not reported

Sublingual immunotherapy vs control

The review found no eligible studies for this question.

• Sublingual immunotherapy for asthma 2020 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

School‐based ICS therapy vs home therapy

• Interventions to improve adherence to inhaled steroids for asthma 2017 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 279 participants
  Moderate

Positional therapy vs inactive control

• Positional therapy for obstructive sleep apnoea 2019 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 86 participants
  Moderate

Positional therapy vs continuous positive airway pressure (CPAP)

• Positional therapy for obstructive sleep apnoea 2019 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 20 participants
  Low

Speech and language therapy vs healthy lifestyle advice

Speech and language therapy may leads to higher health‐related quality of life compared with healthy lifestyle advice (low certainty).

• Speech and language therapy for management of chronic cough 2019 · Cochrane Headline outcomes only
  MD 1.53 [0.21, 2.85]
  1 study · 71 participants
  Low

CBT vs usual care

• Cognitive behavioural therapy (CBT) for adults and adolescents with asthma 2016 · Cochrane Headline outcomes only
  no estimate extracted
  6 studies · 214 participants
  Low

Intervention not reported

• Oxygen for breathlessness in patients with chronic obstructive pulmonary disease who do not qualify for home oxygen… 2016 · Cochrane Headline outcomes only
  no estimate extracted
  5 studies · 267 participants
  Low

Continuous positive airway pressure (CPAP) vs sham CPAP

• Non‐invasive positive airway pressure therapy for improving erectile dysfunction in men with obstructive sleep apnoea 2021 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 61 participants
  GRADE not reported

Continuous positive airway pressure (CPAP) vs sham CPAP

• Non‐invasive positive airway pressure therapy for improving erectile dysfunction in men with obstructive sleep apnoea 2021 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 61 participants
  GRADE not reported

Continuous positive airway pressure (CPAP) vs phosphodiesterase type 5 inhibitors

The review found no eligible studies for this question.

• Non‐invasive positive airway pressure therapy for improving erectile dysfunction in men with obstructive sleep apnoea 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Continuous positive airway pressure (CPAP) vs no CPAP

The review found no eligible studies for this question.

• Non‐invasive positive airway pressure therapy for improving erectile dysfunction in men with obstructive sleep apnoea 2021 · Cochrane Headline outcomes only
  no estimate extracted
  Studies not reported
  No studies found

Continuous positive airway pressure (CPAP) vs phosphodiesterase type 5 inhibitors

• Non‐invasive positive airway pressure therapy for improving erectile dysfunction in men with obstructive sleep apnoea 2021 · Cochrane Headline outcomes only
  no estimate extracted
  2 studies · 122 participants
  Very low

Continuous positive airway pressure (CPAP) vs no CPAP

• Non‐invasive positive airway pressure therapy for improving erectile dysfunction in men with obstructive sleep apnoea 2021 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 57 participants
  Very low

Single component intervention vs control

• Interventions to improve adherence to pharmacological therapy for chronic obstructive pulmonary disease (COPD) 2021 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 212 participants
  Very low

Intermittent ICS vs placebo

• Intermittent inhaled corticosteroid therapy versus placebo for persistent asthma in children and adults 2015 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 143 participants
  Low

Intervention not reported

• Positive expiratory pressure therapy versus other airway clearance techniques for bronchiectasis 2017 · Cochrane Headline outcomes only
  no estimate extracted
  31 participants
  Low

Group 1 Pulmonary arterial hypertension ‐ PDE5i vs placebo, on combination therapy

• Phosphodiesterase 5 inhibitors for pulmonary hypertension 2019 · Cochrane Headline outcomes only
  no estimate extracted
  1 study · 267 participants
  Moderate

Multi‐component intervention vs control

• Interventions to improve adherence to pharmacological therapy for chronic obstructive pulmonary disease (COPD) 2021 · Cochrane Headline outcomes only
  no estimate extracted
  3 studies · 374 participants
  Low