Gap finder

Search review questions

Each row is one question a systematic review asked: who, what, compared with what, and which outcome, with the effect it found and how certain that is. Words match anywhere in the field.

Limit to evidence status or GRADE (optional)

856 questions in 87 reviews · Cystic Fibrosis and Genetic Disorders

current versions
No studies 856 · 100%Ungraded 0 · 0%Very low 0 · 0%Low 0 · 0%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.

QuestionEffectEvidenceStatus / GRADE
Summary of findings ‐ Hydroxyurea and phlebotomy vs transfusion and chelation
Quality of life · adults and children with sickle cell disease and an increased risk of stroke
Hydroxyurea (hydroxycarbamide) for sickle cell disease (2022) · Cochrane
no estimate extractedNRNo studies
Summary of findings ‐ Hydroxyurea vs observation
Pain alteration · adults and children with sickle cell disease and an increased risk of stroke
Hydroxyurea (hydroxycarbamide) for sickle cell disease (2022) · Cochrane
no estimate extractedNRNo studies
Summary of findings ‐ Hydroxyurea vs observation
Quality of life · adults and children with sickle cell disease and an increased risk of stroke
Hydroxyurea (hydroxycarbamide) for sickle cell disease (2022) · Cochrane
no estimate extractedNRNo studies
Summary of findings ‐ Hydroxyurea vs no hydroxyurea
Pain alteration · adults and children with sickle cell disease
Hydroxyurea (hydroxycarbamide) for sickle cell disease (2022) · Cochrane
no estimate extractedNRNo studies
Summary of findings ‐ Hydroxyurea vs no hydroxyurea
Life‐threatening illness · adults and children with sickle cell disease
Hydroxyurea (hydroxycarbamide) for sickle cell disease (2022) · Cochrane
no estimate extractedNRNo studies
Summary of findings ‐ Hydroxyurea vs no hydroxyurea
Quality of life · adults and children with sickle cell disease
Hydroxyurea (hydroxycarbamide) for sickle cell disease (2022) · Cochrane
no estimate extractedNRNo studies
Summary of findings: Inhaled antibiotics plus IV antibiotics vs IV antibiotics only
Need for additional IV or oral antibiotics · children and adults with pulmonary exacerbation in CF
Inhaled antibiotics for pulmonary exacerbations in cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies
Summary of findings: Inhaled antibiotics vs IV antibiotics
Time off work or school · children and adults with CF and an acute exacerbation
Inhaled antibiotics for pulmonary exacerbations in cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies
Summary of findings: Inhaled antibiotics plus IV antibiotics vs IV antibiotics only
Time off work or school · children and adults with pulmonary exacerbation in CF
Inhaled antibiotics for pulmonary exacerbations in cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies
Oral plus nebulised antibiotics vs oral antibiotics plus nebulised placebo
Growth · adults and children with cystic fibrosis and a positive microbiological isolate of MRSA from a respiratory tract…
Interventions for the eradication of meticillin‐resistant Staphylococcus aureus (MRSA) in people with cystic… (2022) · Cochrane
no estimate extractedNRNo studies
Oral plus nebulised antibiotics vs oral antibiotics plus nebulised placebo
Frequency of exacerbations · adults and children with cystic fibrosis and a positive microbiological isolate of MRSA from a respiratory tract…
Interventions for the eradication of meticillin‐resistant Staphylococcus aureus (MRSA) in people with cystic… (2022) · Cochrane
no estimate extractedNRNo studies
Active treatment vs observation only
Time until next positive MRSA isolate (from clinically relevant respiratory culture) · adults or children with positive microbiological isolate of MRSA from a respiratory tract specimen
Interventions for the eradication of meticillin‐resistant Staphylococcus aureus (MRSA) in people with cystic… (2022) · Cochrane
no estimate extractedNRNo studies
Oral plus nebulised antibiotics vs oral antibiotics plus nebulised placebo
Time until next positive MRSA isolate (from clinically relevant respiratory culture) · adults and children with cystic fibrosis and a positive microbiological isolate of MRSA from a respiratory tract…
Interventions for the eradication of meticillin‐resistant Staphylococcus aureus (MRSA) in people with cystic… (2022) · Cochrane
no estimate extractedNRNo studies
Summary of findings ‐ laser therapy vs no laser therapy
Quality of life · children and adults with SCD and PSR
Laser therapy for retinopathy in sickle cell disease (2022) · Cochrane
no estimate extractedNRNo studies
Rilonacept vs placebo
Prevention of AA amyloidosis · people with familial Mediterranean fever
Interventions for reducing inflammation in familial Mediterranean fever (2022) · Cochrane
no estimate extractedNRNo studies
ImmunoGuard vs placebo
Number of participants experiencing an attacka · people with familial Mediterranean fever
Interventions for reducing inflammation in familial Mediterranean fever (2022) · Cochrane
no estimate extractedNRNo studies
ImmunoGuard vs placebo
Duration of attacks · people with familial Mediterranean fever
Interventions for reducing inflammation in familial Mediterranean fever (2022) · Cochrane
no estimate extractedNRNo studies
ImmunoGuard vs placebo
Time between attacks · people with familial Mediterranean fever
Interventions for reducing inflammation in familial Mediterranean fever (2022) · Cochrane
no estimate extractedNRNo studies
ImmunoGuard vs placebo
Prevention of AA amyloidosis · people with familial Mediterranean fever
Interventions for reducing inflammation in familial Mediterranean fever (2022) · Cochrane
no estimate extractedNRNo studies
Anakinra vs placebo
Duration of attacks · people with familial Mediterranean fever
Interventions for reducing inflammation in familial Mediterranean fever (2022) · Cochrane
no estimate extractedNRNo studies
Anakinra vs placebo
Time between attacks · people with familial Mediterranean fever
Interventions for reducing inflammation in familial Mediterranean fever (2022) · Cochrane
no estimate extractedNRNo studies
Anakinra vs placebo
Prevention of AA amyloidosis · people with familial Mediterranean fever
Interventions for reducing inflammation in familial Mediterranean fever (2022) · Cochrane
no estimate extractedNRNo studies
Canakinumab vs placebo
Duration of attacks · people with colchicine‐resistant familial Mediterranean fever
Interventions for reducing inflammation in familial Mediterranean fever (2022) · Cochrane
no estimate extractedNRNo studies
Canakinumab vs placebo
Time between attacks · people with colchicine‐resistant familial Mediterranean fever
Interventions for reducing inflammation in familial Mediterranean fever (2022) · Cochrane
no estimate extractedNRNo studies
Canakinumab vs placebo
Prevention of AA amyloidosis · people with colchicine‐resistant familial Mediterranean fever
Interventions for reducing inflammation in familial Mediterranean fever (2022) · Cochrane
no estimate extractedNRNo studies
Colchicine single dose vs divided dose
Number of participants experiencing an attack · children with familial Mediterranean fever
Interventions for reducing inflammation in familial Mediterranean fever (2022) · Cochrane
no estimate extractedNRNo studies
Colchicine single dose vs divided dose
Time between attacks · children with familial Mediterranean fever
Interventions for reducing inflammation in familial Mediterranean fever (2022) · Cochrane
no estimate extractedNRNo studies
Colchicine single dose vs divided dose
Prevention of AA amyloidosis · children with familial Mediterranean fever
Interventions for reducing inflammation in familial Mediterranean fever (2022) · Cochrane
no estimate extractedNRNo studies
Colchicine (oral) vs placebo
Prevention of AA amyloidosis · people with familial Mediterranean fever
Interventions for reducing inflammation in familial Mediterranean fever (2022) · Cochrane
no estimate extractedNRNo studies
Colchicine (oral) vs placebo
Acute‐phase response · people with familial Mediterranean fever
Interventions for reducing inflammation in familial Mediterranean fever (2022) · Cochrane
no estimate extractedNRNo studies
Exercise plus PD&P vs PD&P only
Quality of Life: change in CFQ‐R score · children and young adults with cystic fibrosis
Exercise versus airway clearance techniques for people with cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies
Exercise plus PD&P vs PD&P only
Participant preference · children and young adults with cystic fibrosis
Exercise versus airway clearance techniques for people with cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies
Exercise plus PD&P vs PD&P only
Need for extra antibiotics (days) · children and young adults with cystic fibrosis
Exercise versus airway clearance techniques for people with cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies
Exercise vs underwater PEP (uPEP; also known
Pulmonary function: absolute change FEV1 % predicted · children and adults with cystic fibrosis
Exercise versus airway clearance techniques for people with cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies
Exercise vs underwater PEP (uPEP; also known
Change in VO2 peak during maximal exercise · children and adults with cystic fibrosis
Exercise versus airway clearance techniques for people with cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies
Exercise vs underwater PEP (uPEP; also known
Quality of life: change in CFQ‐R score · children and adults with cystic fibrosis
Exercise versus airway clearance techniques for people with cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies
Exercise vs ACBT
Change in VO2 peak during maximal exercise · adolescents and adults with cystic fibrosis
Exercise versus airway clearance techniques for people with cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies
Exercise vs underwater PEP (uPEP; also known
Adherence · children and adults with cystic fibrosis
Exercise versus airway clearance techniques for people with cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies
Exercise vs underwater PEP (uPEP; also known
Need for extra antibiotics (days) · children and adults with cystic fibrosis
Exercise versus airway clearance techniques for people with cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies
Exercise vs ACBT
Quality of life · adolescents and adults with cystic fibrosis
Exercise versus airway clearance techniques for people with cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies
Exercise vs ACBT
Adherence · adolescents and adults with cystic fibrosis
Exercise versus airway clearance techniques for people with cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies
Exercise vs ACBT
Need for extra antibiotics (days) · adolescents and adults with cystic fibrosis
Exercise versus airway clearance techniques for people with cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies
Exercise plus PD&P vs PD&P only
Change in VO2 peak during maximal exercise · children and young adults with cystic fibrosis
Exercise versus airway clearance techniques for people with cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies
Statins with cholesterol supplementation vs cholesterol supplementation only
Overall survival · children and adults with Smith‐Lemli‐Opitz syndrome
Statins for Smith‐Lemli‐Opitz syndrome (2022) · Cochrane
no estimate extractedNRNo studies
Statins with cholesterol supplementation vs cholesterol supplementation only
QoL · children and adults with Smith‐Lemli‐Opitz syndrome
Statins for Smith‐Lemli‐Opitz syndrome (2022) · Cochrane
no estimate extractedNRNo studies
Short‐acting inhaled muscarinic antagonists vs placebo
Number of exacerbations  · children and adults with cystic fibrosis
Short‐acting inhaled bronchodilators for cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies
Short‐acting inhaled muscarinic antagonists vs placebo
Participant‐reported symptom score  · children and adults with cystic fibrosis
Short‐acting inhaled bronchodilators for cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies
Short‐acting inhaled muscarinic antagonists vs placebo
Change from baseline in FVC (% predicted) Â · children and adults with cystic fibrosis
Short‐acting inhaled bronchodilators for cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies
Short‐acting inhaled muscarinic antagonists vs placebo
Sputum volume (mL) Â · children and adults with cystic fibrosis
Short‐acting inhaled bronchodilators for cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies
Short‐acting inhaled beta‐2 agonists vs short‐acting inhaled muscarinic antagonists
Change from baseline in FEV1 (% predicted) Â · children and adults with cystic fibrosis
Short‐acting inhaled bronchodilators for cystic fibrosis (2022) · Cochrane
no estimate extractedNRNo studies