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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
Finasteride 5 mg vs flutamide 250 mg once to b.i.d.
Change in health‐related quality of life (HRQOL) ‐ not measured · women with hirsutism
Interventions for hirsutism (excluding laser and photoepilation therapy alone) (2015) · Cochrane
no estimate extractedNRNo studies
Finasteride 5 mg vs flutamide 250 mg once to b.i.d.
Change in BMI ‐ not measured · women with hirsutism
Interventions for hirsutism (excluding laser and photoepilation therapy alone) (2015) · Cochrane
no estimate extractedNRNo studies
Flutamide 250 mg b.i.d. vs placebo
Change in health‐related quality of life (HRQOL) ‐ not measured · women with hirsutism
Interventions for hirsutism (excluding laser and photoepilation therapy alone) (2015) · Cochrane
no estimate extractedNRNo studies
Very low vs low protein diet
Mortality · people with CKD‐MBD
Dietary interventions for mineral and bone disorder in people with chronic kidney disease (2015) · Cochrane
no estimate extractedNRNo studies
Very low vs low protein diet
Cardiovascular events · people with CKD‐MBD
Dietary interventions for mineral and bone disorder in people with chronic kidney disease (2015) · Cochrane
no estimate extractedNRNo studies
Very low vs low protein diet
Fracture · people with CKD‐MBD
Dietary interventions for mineral and bone disorder in people with chronic kidney disease (2015) · Cochrane
no estimate extractedNRNo studies
Low phosphorus vs normal diet
Mortality · people with CKD‐MBD
Dietary interventions for mineral and bone disorder in people with chronic kidney disease (2015) · Cochrane
no estimate extractedNRNo studies
Low phosphorus vs normal diet
Cardiovascular events · people with CKD‐MBD
Dietary interventions for mineral and bone disorder in people with chronic kidney disease (2015) · Cochrane
no estimate extractedNRNo studies
Low phosphorus vs normal diet
Fracture · people with CKD‐MBD
Dietary interventions for mineral and bone disorder in people with chronic kidney disease (2015) · Cochrane
no estimate extractedNRNo studies
Post‐haemodialysis dietary supplement vs normal diet
Mortality · people with CKD‐MBD undergoing haemodialysis
Dietary interventions for mineral and bone disorder in people with chronic kidney disease (2015) · Cochrane
no estimate extractedNRNo studies
Post‐haemodialysis dietary supplement vs normal diet
Cardiovascular events · people with CKD‐MBD undergoing haemodialysis
Dietary interventions for mineral and bone disorder in people with chronic kidney disease (2015) · Cochrane
no estimate extractedNRNo studies
Post‐haemodialysis dietary supplement vs normal diet
Fracture · people with CKD‐MBD undergoing haemodialysis
Dietary interventions for mineral and bone disorder in people with chronic kidney disease (2015) · Cochrane
no estimate extractedNRNo studies
Low phosphorus intake (avoiding food additives) vs normal diet
Cardiovascular events · patients with CKD‐MBD
Dietary interventions for mineral and bone disorder in people with chronic kidney disease (2015) · Cochrane
no estimate extractedNRNo studies
Low phosphorus intake (avoiding food additives) vs normal diet
Fracture · patients with CKD‐MBD
Dietary interventions for mineral and bone disorder in people with chronic kidney disease (2015) · Cochrane
no estimate extractedNRNo studies
Low phosphorus intake plus placebo vs ad libitum diet plus placebo
Mortality · patients with CKD‐MBD
Dietary interventions for mineral and bone disorder in people with chronic kidney disease (2015) · Cochrane
no estimate extractedNRNo studies
Low phosphorus intake plus placebo vs ad libitum diet plus placebo
Cardiovascular events · patients with CKD‐MBD
Dietary interventions for mineral and bone disorder in people with chronic kidney disease (2015) · Cochrane
no estimate extractedNRNo studies
Low phosphorus intake plus placebo vs ad libitum diet plus placebo
Fracture · patients with CKD‐MBD
Dietary interventions for mineral and bone disorder in people with chronic kidney disease (2015) · Cochrane
no estimate extractedNRNo studies
Low phosphorus intake plus lanthanum carbonate vs ad libitum diet plus lanthanum carbonate
Mortality · patients with CKD‐MBD
Dietary interventions for mineral and bone disorder in people with chronic kidney disease (2015) · Cochrane
no estimate extractedNRNo studies
Low phosphorus intake plus lanthanum carbonate vs ad libitum diet plus lanthanum carbonate
Cardiovascular events · patients with CKD‐MBD
Dietary interventions for mineral and bone disorder in people with chronic kidney disease (2015) · Cochrane
no estimate extractedNRNo studies
Low phosphorus intake plus lanthanum carbonate vs ad libitum diet plus lanthanum carbonate
Fracture · patients with CKD‐MBD
Dietary interventions for mineral and bone disorder in people with chronic kidney disease (2015) · Cochrane
no estimate extractedNRNo studies
Calcium‐enriched bread vs calcium acetate
Mortality · people with CKD‐MBD
Dietary interventions for mineral and bone disorder in people with chronic kidney disease (2015) · Cochrane
no estimate extractedNRNo studies
Calcium‐enriched bread vs calcium acetate
Cardiovascular events · people with CKD‐MBD
Dietary interventions for mineral and bone disorder in people with chronic kidney disease (2015) · Cochrane
no estimate extractedNRNo studies
Calcium‐enriched bread vs calcium acetate
Fracture · people with CKD‐MBD
Dietary interventions for mineral and bone disorder in people with chronic kidney disease (2015) · Cochrane
no estimate extractedNRNo studies
Total or near‐total thyroidectomy vs subtotal thyroidectomy
Health‐related quality of life
Total or near‐total thyroidectomy versus subtotal thyroidectomy for multinodular non‐toxic goitre in adults (2015) · Cochrane
no estimate extractedNRNo studies
Total or near‐total thyroidectomy vs subtotal thyroidectomy
Socioeconomic effects
Total or near‐total thyroidectomy versus subtotal thyroidectomy for multinodular non‐toxic goitre in adults (2015) · Cochrane
no estimate extractedNRNo studies
Supervised exercises vs home exercises
Pain during activity (long‐term) · patients with patellofemoral pain syndrome (symptoms > 2 months (1 study); not stated (1 study))
Exercise for treating patellofemoral pain syndrome (2015) · Cochrane
no estimate extractedNRNo studies
Supervised exercises vs home exercises
Recovery (long‐term) · patients with patellofemoral pain syndrome (symptoms > 2 months (1 study); not stated (1 study))
Exercise for treating patellofemoral pain syndrome (2015) · Cochrane
no estimate extractedNRNo studies
Closed kinetic chain exercises vs open kinetic chain exercises
Recovery (long‐term) · patients with patellofemoral pain syndrome (symptoms > 4 weeks (1 study); symptoms > 6 weeks (1 study); symptoms > 8…
Exercise for treating patellofemoral pain syndrome (2015) · Cochrane
no estimate extractedNRNo studies
Target of exercise: hip + knee vs knee exercises
Usual pain (long‐term) · patients with patellofemoral pain syndrome (symptoms > 1 month (3 studies); symptoms > 2 months (1 study); symptoms >…
Exercise for treating patellofemoral pain syndrome (2015) · Cochrane
no estimate extractedNRNo studies
Target of exercise: hip vs knee exercises
Usual pain (short‐term) · patients with patellofemoral pain syndrome (symptoms > 1 month (1 study); symptoms > 6 months (1 study))
Exercise for treating patellofemoral pain syndrome (2015) · Cochrane
no estimate extractedNRNo studies
Target of exercise: hip vs knee exercises
Usual pain (long‐term) · patients with patellofemoral pain syndrome (symptoms > 1 month (1 study); symptoms > 6 months (1 study))
Exercise for treating patellofemoral pain syndrome (2015) · Cochrane
no estimate extractedNRNo studies
Target of exercise: hip vs knee exercises
Recovery (long‐term) · patients with patellofemoral pain syndrome (symptoms > 1 month (1 study); symptoms > 6 months (1 study))
Exercise for treating patellofemoral pain syndrome (2015) · Cochrane
no estimate extractedNRNo studies
High‐intensity vs low‐intensity exercise programmes
Pain during activity (short‐term) · patients with patellofemoral pain syndrome (untreated PFPS of over 2 months in duration)
Exercise for treating patellofemoral pain syndrome (2015) · Cochrane
no estimate extractedNRNo studies
High‐intensity vs low‐intensity exercise programmes
Pain during activity long‐term · patients with patellofemoral pain syndrome (untreated PFPS of over 2 months in duration)
Exercise for treating patellofemoral pain syndrome (2015) · Cochrane
no estimate extractedNRNo studies
High‐intensity vs low‐intensity exercise programmes
Recovery (long‐term) · patients with patellofemoral pain syndrome (untreated PFPS of over 2 months in duration)
Exercise for treating patellofemoral pain syndrome (2015) · Cochrane
no estimate extractedNRNo studies
Supervised exercises vs home exercises
Pain during activity (short‐term) · patients with patellofemoral pain syndrome (symptoms > 2 months (1 study); not stated (1 study))
Exercise for treating patellofemoral pain syndrome (2015) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Self‐reported injuries or medically‐attended injuries · cyclists
Cycling infrastructure for reducing cycling injuries in cyclists (2015) · Cochrane
no estimate extractedNRNo studies
Intervention NR
ICU ‐ intensive care unit · adults undergoing surgery requiring cardiac bypass
HMG CoA reductase inhibitors (statins) for preventing acute kidney injury after surgical procedures… (2015) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Change in other outcomes · People with multiple sclerosis
Telerehabilitation for persons with multiple sclerosis (2015) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Change in participation · People with multiple sclerosis
Telerehabilitation for persons with multiple sclerosis (2015) · Cochrane
no estimate extractedNRNo studies
Summary of findings: Knee orthosis (any type) and exercise vs control (exercise only)
Quality of Life and General Health Assessments · Adults (recruited from health clinics or military recruits) with PFPS (duration of symptoms ranged from acute, under 2…
Knee orthoses for treating patellofemoral pain syndrome (2015) · Cochrane
no estimate extractedNRNo studies
Summary of findings: Knee orthosis (any type) and exercise vs control (exercise only)
Resource use · Adults (recruited from health clinics or military recruits) with PFPS (duration of symptoms ranged from acute, under 2…
Knee orthoses for treating patellofemoral pain syndrome (2015) · Cochrane
no estimate extractedNRNo studies
Summary of findings: Knee orthosis (any type) and exercise vs control (exercise only)
Participant satisfaction · Adults (recruited from health clinics or military recruits) with PFPS (duration of symptoms ranged from acute, under 2…
Knee orthoses for treating patellofemoral pain syndrome (2015) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Evidence of immunologic tolerance · adults with food allergy to fruits
Immunotherapy (oral and sublingual) for food allergy to fruits (2015) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Harms associated with personalised care planning · Adult patients with long‐term health conditions
Personalised care planning for adults with chronic or long‐term health conditions (2015) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Quality of life · individuals with HL
Positron emission tomography‐adapted therapy for first‐line treatment in individuals with Hodgkin lymphoma (2015) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Treatment related mortality · individuals with HL
Positron emission tomography‐adapted therapy for first‐line treatment in individuals with Hodgkin lymphoma (2015) · Cochrane
no estimate extractedNRNo studies
PFMT added to vaginal cones vs vaginal cones alone
Number of women cured or improved (subjective) ‐ not reported · women with urinary incontinence
Pelvic floor muscle training added to another active treatment versus the same active treatment alone for… (2015) · Cochrane
no estimate extractedNRNo studies
PFMT added to lifestyle intervention vs lifestyle intervention alone
Objective measure of urine leakage (e.g. pad test) ‐ not reported · women with urinary incontinence
Pelvic floor muscle training added to another active treatment versus the same active treatment alone for… (2015) · Cochrane
no estimate extractedNRNo studies
PFMT added to lifestyle intervention vs lifestyle intervention alone
Number of women reporting adverse events ‐ not reported · women with urinary incontinence
Pelvic floor muscle training added to another active treatment versus the same active treatment alone for… (2015) · Cochrane
no estimate extractedNRNo studies