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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)

15,213 questions in 2,394 reviews

current versions
No studies 15,213 · 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
Intervention NR
Health‐related quality of life · participants with gallstone disease (cholesterol, pigment, or mixed)
Modified dietary fat intake for treatment of gallstone disease in people of any age (2024) · Cochrane
no estimate extractedNRNo studies
Infliximab vs purine analogues
Loss of clinical response · Crohn's disease patients (in remission at baseline)
Infliximab for maintenance of medically‐induced remission in Crohn's disease (2024) · Cochrane
no estimate extractedNRNo studies
Infliximab vs purine analogues
Withdrawal due to adverse events · Crohn's disease patients (in remission at baseline)
Infliximab for maintenance of medically‐induced remission in Crohn's disease (2024) · Cochrane
no estimate extractedNRNo studies
Subcutaneous CT‐P13 and purine analogues vs intravenous CT‐P13 and purine analogues
Serious adverse events · patients with Crohn's disease (active disease population with clinical response at baseline)
Infliximab for maintenance of medically‐induced remission in Crohn's disease (2024) · Cochrane
no estimate extractedNRNo studies
Infliximab vs adalimumab
Clinical relapse · patients with Crohn's disease (active disease population with clinical response at baseline)
Infliximab for maintenance of medically‐induced remission in Crohn's disease (2024) · Cochrane
no estimate extractedNRNo studies
Infliximab combined with purine analogues vs purine analogues
Loss of clinical response · Crohn's disease patients (in remission at baseline)
Infliximab for maintenance of medically‐induced remission in Crohn's disease (2024) · Cochrane
no estimate extractedNRNo studies
Infliximab vs purine analogues
Clinical relapse · Crohn's disease patients (in remission at baseline)
Infliximab for maintenance of medically‐induced remission in Crohn's disease (2024) · Cochrane
no estimate extractedNRNo studies
Alpha‐lipoic acid vs placebo
Change in any validated quality of life score · people with DPN
Alpha‐lipoic acid for diabetic peripheral neuropathy (2024) · Cochrane
no estimate extractedNRNo studies
Alpha‐lipoic acid vs placebo
Complications of DPN · people with DPN
Alpha‐lipoic acid for diabetic peripheral neuropathy (2024) · Cochrane
no estimate extractedNRNo studies
Manual therapy, prescribed exercises or both vs minimal or no intervention
Proportion with a serious adverse event · lateral elbow pain
Manual therapy and exercise for lateral elbow pain (2024) · Cochrane
no estimate extractedNRNo studies
Manual therapy, prescribed exercises or both vs placebo
Quality of life · lateral elbow pain
Manual therapy and exercise for lateral elbow pain (2024) · Cochrane
no estimate extractedNRNo studies
Manual therapy, prescribed exercises or both vs placebo
Participant‐reported treatment success · lateral elbow pain
Manual therapy and exercise for lateral elbow pain (2024) · Cochrane
no estimate extractedNRNo studies
Manual therapy, prescribed exercises or both vs placebo
Proportion of withdrawals · lateral elbow pain
Manual therapy and exercise for lateral elbow pain (2024) · Cochrane
no estimate extractedNRNo studies
Manual therapy, prescribed exercises or both vs placebo
Proportion with adverse events · lateral elbow pain
Manual therapy and exercise for lateral elbow pain (2024) · Cochrane
no estimate extractedNRNo studies
Manual therapy, prescribed exercises or both vs placebo
Proportion with a serious adverse event · lateral elbow pain
Manual therapy and exercise for lateral elbow pain (2024) · Cochrane
no estimate extractedNRNo studies
Testosterone vs placebo
Sexual quality of life · men with sexual dysfunction
Testosterone replacement in men with sexual dysfunction (2024) · Cochrane
no estimate extractedNRNo studies
Testosterone vs placebo
Cardiovascular mortality · men with sexual dysfunction
Testosterone replacement in men with sexual dysfunction (2024) · Cochrane
no estimate extractedNRNo studies
Testosterone vs placebo
Prostate‐related events · men with sexual dysfunction
Testosterone replacement in men with sexual dysfunction (2024) · Cochrane
no estimate extractedNRNo studies
Testosterone vs placebo
Lower urinary tract symptoms · men with sexual dysfunction
Testosterone replacement in men with sexual dysfunction (2024) · Cochrane
no estimate extractedNRNo studies
Testosterone vs PDE5I
Cardiovascular mortality · men with sexual dysfunction
Testosterone replacement in men with sexual dysfunction (2024) · Cochrane
no estimate extractedNRNo studies
Testosterone vs PDE5I
Treatment withdrawal due to adverse events · men with sexual dysfunction
Testosterone replacement in men with sexual dysfunction (2024) · Cochrane
no estimate extractedNRNo studies
Testosterone vs PDE5I
Lower urinary tract symptoms · men with sexual dysfunction
Testosterone replacement in men with sexual dysfunction (2024) · Cochrane
no estimate extractedNRNo studies
Testosterone as an add‐on to PDE5I vs PDE5I alone
Cardiovascular mortality · men with sexual dysfunction
Testosterone replacement in men with sexual dysfunction (2024) · Cochrane
no estimate extractedNRNo studies
Testosterone as an add‐on to PDE5I vs PDE5I alone
Lower urinary tract symptoms · men with sexual dysfunction
Testosterone replacement in men with sexual dysfunction (2024) · Cochrane
no estimate extractedNRNo studies
Summary of findings table ‐ Deep neuromuscular blockade (NMB) vs shallow NMB
All‐cause mortality ‐ not reported · adults undergoing intra‐ and transperitoneal laparoscopic procedures
Deep neuromuscular blockade in adults undergoing an abdominal laparoscopic procedure (2024) · Cochrane
no estimate extractedNRNo studies
Summary of findings table ‐ Deep neuromuscular blockade (NMB) vs shallow NMB
Health‐related quality of life ‐ not reported · adults undergoing intra‐ and transperitoneal laparoscopic procedures
Deep neuromuscular blockade in adults undergoing an abdominal laparoscopic procedure (2024) · Cochrane
no estimate extractedNRNo studies
Summary of findings table ‐ Deep neuromuscular blockade (NMB) vs no NMB
All‐cause mortality start of surgery ‐ not reported · adults undergoing intra‐ and transperitoneal laparoscopic procedures
Deep neuromuscular blockade in adults undergoing an abdominal laparoscopic procedure (2024) · Cochrane
no estimate extractedNRNo studies
Summary of findings table ‐ Deep neuromuscular blockade (NMB) vs no NMB
Health‐related quality of life ‐ not reported · adults undergoing intra‐ and transperitoneal laparoscopic procedures
Deep neuromuscular blockade in adults undergoing an abdominal laparoscopic procedure (2024) · Cochrane
no estimate extractedNRNo studies
Surgical thrombectomy vs mechanical thrombectomy
Access dysfunction · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Surgical thrombectomy vs mechanical thrombectomy
Successful dialysis · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Mechanical thrombectomy vs pulse spray technique
Access dysfunction · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Mechanical thrombectomy vs pulse spray technique
Successful dialysis · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Mechanical thrombectomy vs continuous infusion
Failure · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Mechanical thrombectomy vs continuous infusion
Access dysfunction · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Mechanical thrombectomy vs continuous infusion
Successful dialysis · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Surgical thrombectomy vs pulse spray technique
Technical success · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Mechanical thrombectomy vs continuous infusion
Major adverse events · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Mechanical thrombectomy vs continuous infusion
Death · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Surgical thrombectomy vs continuous infusion
Patency at 30 days · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Surgical thrombectomy vs continuous infusion
Failure · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Surgical thrombectomy vs continuous infusion
Access dysfunction · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Surgical thrombectomy vs continuous infusion
Successful dialysis · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Surgical thrombectomy vs pulse spray technique
Access dysfunction · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Surgical thrombectomy vs continuous infusion
Death · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Continuous Infusion vs pulse spray technique
Failure · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Continuous Infusion vs pulse spray technique
Access dysfunction · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Continuous Infusion vs pulse spray technique
Successful dialysis · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Continuous Infusion vs pulse spray technique
Major adverse events · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Continuous Infusion vs pulse spray technique
Death · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies
Pharmacomechanical thrombolysis (Cragg® catheter) vs pulse spray technique
Patency at 30 days · thrombosed haemodialysis arteriovenous fistulas and grafts
Interventions for thrombosed haemodialysis arteriovenous fistulas and grafts (2024) · Cochrane
no estimate extractedNRNo studies