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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
Adverse events Participants (n) reported serious adverse events · patients with treating osteoarthritis
Oral herbal therapies for treating osteoarthritis (2014) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Radiographic joint changes · patients with treating osteoarthritis
Oral herbal therapies for treating osteoarthritis (2014) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Quality of life · patients with treating osteoarthritis
Oral herbal therapies for treating osteoarthritis (2014) · Cochrane
no estimate extractedNRNo studies
Boswellia serrata vs valdecoxib
Radiographic joint changes · patients with treating osteoarthritis
Oral herbal therapies for treating osteoarthritis (2014) · Cochrane
no estimate extractedNRNo studies
Boswellia serrata vs valdecoxib
Quality of life · patients with treating osteoarthritis
Oral herbal therapies for treating osteoarthritis (2014) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Quality of life · patients with osteoarthritis
Oral herbal therapies for treating osteoarthritis (2014) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Radiographic joint changes · patients with osteoarthritis
Oral herbal therapies for treating osteoarthritis (2014) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Quality of life · patients with osteoarthritis
Oral herbal therapies for treating osteoarthritis (2014) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Adverse events Participants (n) reported serious adverse events · patients with treating osteoarthritis
Oral herbal therapies for treating osteoarthritis (2014) · Cochrane
no estimate extractedNRNo studies
Persea gratissma + Glycine max (ASU 300 mg) vs chondroitin sulphate
Radiographic joint changes · patients with osteoarthritis
Oral herbal therapies for treating osteoarthritis (2014) · Cochrane
no estimate extractedNRNo studies
Persea gratissma + Glycine max (ASU 300 mg) vs chondroitin sulphate
Quality of life · patients with osteoarthritis
Oral herbal therapies for treating osteoarthritis (2014) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Radiographic joint changes · patients with treating osteoarthritis
Oral herbal therapies for treating osteoarthritis (2014) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Quality of life · patients with treating osteoarthritis
Oral herbal therapies for treating osteoarthritis (2014) · Cochrane
no estimate extractedNRNo studies
Inhaled mannitol vs placebo
Mortality · patients with bronchiectasis
Inhaled hyperosmolar agents for bronchiectasis (2014) · Cochrane
no estimate extractedNRNo studies
High‐intensity exercise vs low‐intensity exercise programmes four to six weeks after lumbar disc surgery
Functional status (long term) · patients four to six weeks after lumbar disc surgery
Rehabilitation after lumbar disc surgery (2014) · Cochrane
no estimate extractedNRNo studies
Supervised programmes vs home exercises four to six weeks after lumbar disc surgery
Functional status (long term) · patients four to six weeks after lumbar disc surgery
Rehabilitation after lumbar disc surgery (2014) · Cochrane
no estimate extractedNRNo studies
Preoperative education vs usual care
Global assessment of treatment success · people with knee replacement
Preoperative education for hip or knee replacement (2014) · Cochrane
no estimate extractedNRNo studies
Preoperative education vs usual care
Postoperative anxiety · people with knee replacement
Preoperative education for hip or knee replacement (2014) · Cochrane
no estimate extractedNRNo studies
Preoperative education vs usual care
Re‐operation rate · people with knee replacement
Preoperative education for hip or knee replacement (2014) · Cochrane
no estimate extractedNRNo studies
Preoperative education vs usual care
Health‐related quality of life · hip replacement
Preoperative education for hip or knee replacement (2014) · Cochrane
no estimate extractedNRNo studies
Preoperative education vs usual care
Global assessment of treatment success · hip replacement
Preoperative education for hip or knee replacement (2014) · Cochrane
no estimate extractedNRNo studies
Preoperative education vs usual care
Re‐operation rate · hip replacement
Preoperative education for hip or knee replacement (2014) · Cochrane
no estimate extractedNRNo studies
Massage + phonophoresis vs phonophoresis alone
Quality of life not measured · patients with extensor carpi radialis tendinitis
Deep transverse friction massage for treating lateral elbow or lateral knee tendinitis (2014) · Cochrane
no estimate extractedNRNo studies
Massage + phonophoresis vs phonophoresis alone
Patient global assessment of success not measured · patients with extensor carpi radialis tendinitis
Deep transverse friction massage for treating lateral elbow or lateral knee tendinitis (2014) · Cochrane
no estimate extractedNRNo studies
Massage + phonophoresis vs phonophoresis alone
Adverse events not measured · patients with extensor carpi radialis tendinitis
Deep transverse friction massage for treating lateral elbow or lateral knee tendinitis (2014) · Cochrane
no estimate extractedNRNo studies
Massage + phonophoresis vs phonophoresis alone
Withdrawals due to adverse events not measured · patients with extensor carpi radialis tendinitis
Deep transverse friction massage for treating lateral elbow or lateral knee tendinitis (2014) · Cochrane
no estimate extractedNRNo studies
Deep transverse massage + physical therapy vs physical therapy alone
Proportion reporting pain relief of 30% or greater not measured · patients with iliotibial band friction syndrome (knee tendinitis)
Deep transverse friction massage for treating lateral elbow or lateral knee tendinitis (2014) · Cochrane
no estimate extractedNRNo studies
Deep transverse massage + physical therapy vs physical therapy alone
Function not measured · patients with iliotibial band friction syndrome (knee tendinitis)
Deep transverse friction massage for treating lateral elbow or lateral knee tendinitis (2014) · Cochrane
no estimate extractedNRNo studies
Deep transverse massage + physical therapy vs physical therapy alone
Quality of life not measured · patients with iliotibial band friction syndrome (knee tendinitis)
Deep transverse friction massage for treating lateral elbow or lateral knee tendinitis (2014) · Cochrane
no estimate extractedNRNo studies
Deep transverse massage + physical therapy vs physical therapy alone
Patient global assessment not measured · patients with iliotibial band friction syndrome (knee tendinitis)
Deep transverse friction massage for treating lateral elbow or lateral knee tendinitis (2014) · Cochrane
no estimate extractedNRNo studies
Massage + ultrasound and placebo ointment vs ultrasound + placebo ointment only
Proportion reporting pain relief of 30% or greater not measured · patients with extensor carpi radialis tendinitis
Deep transverse friction massage for treating lateral elbow or lateral knee tendinitis (2014) · Cochrane
no estimate extractedNRNo studies
Deep transverse massage + physical therapy vs physical therapy alone
Adverse events not measured · patients with iliotibial band friction syndrome (knee tendinitis)
Deep transverse friction massage for treating lateral elbow or lateral knee tendinitis (2014) · Cochrane
no estimate extractedNRNo studies
Deep transverse massage + physical therapy vs physical therapy alone
Withdrawals due to adverse events · patients with iliotibial band friction syndrome (knee tendinitis)
Deep transverse friction massage for treating lateral elbow or lateral knee tendinitis (2014) · Cochrane
no estimate extractedNRNo studies
Massage + ultrasound and placebo ointment vs ultrasound + placebo ointment only
Quality of life—not measured · patients with extensor carpi radialis tendinitis
Deep transverse friction massage for treating lateral elbow or lateral knee tendinitis (2014) · Cochrane
no estimate extractedNRNo studies
Massage + ultrasound and placebo ointment vs ultrasound + placebo ointment only
Patient global assessment of success not measured · patients with extensor carpi radialis tendinitis
Deep transverse friction massage for treating lateral elbow or lateral knee tendinitis (2014) · Cochrane
no estimate extractedNRNo studies
Massage + ultrasound and placebo ointment vs ultrasound + placebo ointment only
Adverse events not measured · patients with extensor carpi radialis tendinitis
Deep transverse friction massage for treating lateral elbow or lateral knee tendinitis (2014) · Cochrane
no estimate extractedNRNo studies
Massage + ultrasound and placebo ointment vs ultrasound + placebo ointment only
Withdrawals due to adverse events not measured · patients with extensor carpi radialis tendinitis
Deep transverse friction massage for treating lateral elbow or lateral knee tendinitis (2014) · Cochrane
no estimate extractedNRNo studies
Massage + phonophoresis vs phonophoresis alone
Proportion reporting pain relief of 30% or greater not measured · patients with extensor carpi radialis tendinitis
Deep transverse friction massage for treating lateral elbow or lateral knee tendinitis (2014) · Cochrane
no estimate extractedNRNo studies
Laparoscopic gastric bypass vs laparoscopic adjustable gastric banding
Serious adverse events (SAEs) · participants with obesity
Surgery for weight loss in adults (2014) · Cochrane
no estimate extractedNRNo studies
Gastric bypass vs biliopancreatic diversion with duodenal switch (laparoscopic or open)
Serious adverse events (SAEs) · participants with obesity
Surgery for weight loss in adults (2014) · Cochrane
no estimate extractedNRNo studies
Laparoscopic gastric bypass vs laparoscopic duodenojejunal bypass with sleeve gastrectomy
Health‐related quality of life · participants with obesity
Surgery for weight loss in adults (2014) · Cochrane
no estimate extractedNRNo studies
Laparoscopic gastric bypass vs laparoscopic duodenojejunal bypass with sleeve gastrectomy
Serious adverse events (SAEs) · participants with obesity
Surgery for weight loss in adults (2014) · Cochrane
no estimate extractedNRNo studies
Laparoscopic gastric bypass vs laparoscopic duodenojejunal bypass with sleeve gastrectomy
Reoperations [%] · participants with obesity
Surgery for weight loss in adults (2014) · Cochrane
no estimate extractedNRNo studies
Laparoscopic adjustable gastric banding vs laparoscopic isolated sleeve gastrectomy
Health‐related quality of life · participants with obesity
Surgery for weight loss in adults (2014) · Cochrane
no estimate extractedNRNo studies
Laparoscopic adjustable gastric banding vs laparoscopic isolated sleeve gastrectomy
Comorbidities: diabetes · participants with obesity
Surgery for weight loss in adults (2014) · Cochrane
no estimate extractedNRNo studies
Laparoscopic adjustable gastric banding vs laparoscopic isolated sleeve gastrectomy
Mortality · participants with obesity
Surgery for weight loss in adults (2014) · Cochrane
no estimate extractedNRNo studies
Laparoscopic adjustable gastric banding vs laparoscopic isolated sleeve gastrectomy
Serious adverse events (SAEs) · participants with obesity
Surgery for weight loss in adults (2014) · Cochrane
no estimate extractedNRNo studies
Laparaoscopic gastric imbrication vs laparoscopic sleeve gastrectomy
Health‐related quality of life · participants with obesity
Surgery for weight loss in adults (2014) · Cochrane
no estimate extractedNRNo studies
Laparaoscopic gastric imbrication vs laparoscopic sleeve gastrectomy
Comorbidities · participants with obesity
Surgery for weight loss in adults (2014) · Cochrane
no estimate extractedNRNo studies
Laparaoscopic gastric imbrication vs laparoscopic sleeve gastrectomy
Serious adverse events (SAEs) · participants with obesity
Surgery for weight loss in adults (2014) · Cochrane
no estimate extractedNRNo studies