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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)

75,239 questions in 5,342 reviews

current versions
No studies 15,213 · 20.2%Ungraded 10,323 · 13.7%Very low 17,528 · 23.3%Low 17,951 · 23.9%Moderate 11,190 · 14.9%High 3,034 · 4%

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
Anticonvulsant vs Placebo
Alcohol Withdrawal Seizures post treatment ‐ Any Anticonvulsant vs. Placebo · patients with alcohol withdrawal
Anticonvulsants for alcohol withdrawal (2010) · Cochrane
RR 0.61 [0.31, 1.2]9 studies · 883 participantsModerate
Anticonvulsant vs Placebo
Alcohol Withdrawal Seizures post treatment ‐ Phenytoin vs. Placebo · patients with alcohol withdrawal
Anticonvulsants for alcohol withdrawal (2010) · Cochrane
RR 0.78 [0.35, 1.77]4 studies · 381 participantsModerate
Anticonvulsant vs Placebo
Adverse events · patients with alcohol withdrawal
Anticonvulsants for alcohol withdrawal (2010) · Cochrane
RR 1.56 [0.74, 3.31]7 studies · 663 participantsModerate
Anticonvulsant vs Placebo
Dropout ‐ Any Anticonvulsant vs. Placebo · patients with alcohol withdrawal
Anticonvulsants for alcohol withdrawal (2010) · Cochrane
RR 0.82 [0.5, 1.34]7 studies · 344 participantsModerate
Anticonvulsant vs Placebo
Dropout ‐ Chlormethiazole vs. Placebo · patients with alcohol withdrawal
Anticonvulsants for alcohol withdrawal (2010) · Cochrane
RR 1.05 [0.22, 5.11]3 studies · 140 participantsModerate
Anticonvulsant vs Other Drugs
Alcohol withdrawal seizures ‐ Any Anticonvulsant vs any Other · patients with alcohol withdrawal
Anticonvulsants for alcohol withdrawal (2010) · Cochrane
RR 0.58 [0.22, 1.58]12 studies · 880 participantsLow
Anticonvulsant vs Other Drugs
Adverse events ‐ Any Anticonvulsant vs any Other · patients with alcohol withdrawal
Anticonvulsants for alcohol withdrawal (2010) · Cochrane
RR 0.71 [0.45, 1.12]14 studies · 726 participantsModerate
Anticonvulsant vs Other Drugs
Dropout ‐ Any Anticonvulsant vs any Other · patients with alcohol withdrawal
Anticonvulsants for alcohol withdrawal (2010) · Cochrane
RR 0.92 [0.67, 1.26]20 studies · 1359 participantsModerate
IL‐10 vs placebo
Complete remission (CDAI<150 with a decrease in CDAI of at least 100 points from baseline) · patients with induction of remission in Crohn's disease
Recombinant human interleukin 10 for induction of remission in Crohn's disease (2010) · Cochrane
RR 1.43 [0.62, 3.29]3 studies · 470 participantsModerate
IL‐10 vs placebo
Clinical remision (CDAI<150) · patients with induction of remission in Crohn's disease
Recombinant human interleukin 10 for induction of remission in Crohn's disease (2010) · Cochrane
RR 1.29 [0.79, 2.11]3 studies · 470 participantsModerate
IL‐10 vs placebo
Withdrawls due to adverse events · patients with induction of remission in Crohn's disease
Recombinant human interleukin 10 for induction of remission in Crohn's disease (2010) · Cochrane
RR 13.5 [3.89, 46.79]2 studies · 228 participantsModerate
Direct thrombin inhibitors vs low molecular weight heparins
Major VTE events bilateral ascending venography1 · patients with prevention of venous thromboembolism following total hip or knee replacement
Direct thrombin inhibitors versus vitamin K antagonists or low molecular weight heparins for prevention of… (2010) · Cochrane
OR 0.91 [0.69, 1.19]11 studies · 17428 participantsLow
Direct thrombin inhibitors vs low molecular weight heparins
All‐cause Mortality events · patients with prevention of venous thromboembolism following total hip or knee replacement
Direct thrombin inhibitors versus vitamin K antagonists or low molecular weight heparins for prevention of… (2010) · Cochrane
OR 2.06 [1.1, 3.87]11 studies · 22065 participantsModerate
Direct thrombin inhibitors vs low molecular weight heparins
Total Bleeding events · patients with prevention of venous thromboembolism following total hip or knee replacement
Direct thrombin inhibitors versus vitamin K antagonists or low molecular weight heparins for prevention of… (2010) · Cochrane
OR 1.17 [0.98, 1.41]11 studies · 22109 participantsLow
Direct thrombin inhibitors vs low molecular weight heparins
ALT >3 times the upper normal limit · patients with prevention of venous thromboembolism following total hip or knee replacement
Direct thrombin inhibitors versus vitamin K antagonists or low molecular weight heparins for prevention of… (2010) · Cochrane
OR 0.41 [0.23, 0.72]7 studies · 12580 participantsLow
Direct thrombin inhibitors vs vitamin K antagonists
Major VTE events in TKR combined doses bilateral ascending venography · patients with prevention of venous thromboembolism following total hip or knee replacement
Direct thrombin inhibitors versus vitamin K antagonists or low molecular weight heparins for prevention of… (2010) · Cochrane
OR 0.85 [0.63, 1.15]3 studies · 4327 participantsLow
Direct thrombin inhibitors vs vitamin K antagonists
All‐cause Mortality events in TKR combined doses · patients with prevention of venous thromboembolism following total hip or knee replacement
Direct thrombin inhibitors versus vitamin K antagonists or low molecular weight heparins for prevention of… (2010) · Cochrane
OR 1.62 [0.57, 4.58]3 studies · 5243 participantsLow
Direct thrombin inhibitors vs vitamin K antagonists
Total Bleeding events in TKR combined doses · patients with prevention of venous thromboembolism following total hip or knee replacement
Direct thrombin inhibitors versus vitamin K antagonists or low molecular weight heparins for prevention of… (2010) · Cochrane
OR 1.26 [0.97, 1.62]3 studies · 5259 participantsLow
Direct thrombin inhibitors vs vitamin K antagonists
ALT >3 times the upper normal limit at the end of · patients with prevention of venous thromboembolism following total hip or knee replacement
Direct thrombin inhibitors versus vitamin K antagonists or low molecular weight heparins for prevention of… (2010) · Cochrane
OR 5.61 [1, 31.64]2 studies · 4267 participantsLow
Augmented subscapularis transposition vs subscapularis transposition alone during total shoulder arthroplasty
Pain The Hospital for Special Surgrery 100‐point scoring system. Scale from: 0 to 30 (higher is better). · Patients with rheumatoid shoulder
Surgical interventions for the rheumatoid shoulder (2010) · Cochrane
no estimate extracted1 study · 39 participantsLow
Augmented subscapularis transposition vs subscapularis transposition alone during total shoulder arthroplasty
Function The Hospital for Special Surgery 100‐point scoring system. Scale from: 0 to 20 (higher is better). · Patients with rheumatoid shoulder
Surgical interventions for the rheumatoid shoulder (2010) · Cochrane
no estimate extracted1 study · 39 participantsLow
Augmented subscapularis transposition vs subscapularis transposition alone during total shoulder arthroplasty
Quality of life ‐ not reported · Patients with rheumatoid shoulder
Surgical interventions for the rheumatoid shoulder (2010) · Cochrane
no estimate extractedNRNo studies
Augmented subscapularis transposition vs subscapularis transposition alone during total shoulder arthroplasty
Range of motion The Hospital for Special Surgery 100‐point scoring system . Scale from: 0 to 25 (higher is better). · Patients with rheumatoid shoulder
Surgical interventions for the rheumatoid shoulder (2010) · Cochrane
no estimate extracted1 study · 39 participantsLow
Augmented subscapularis transposition vs subscapularis transposition alone during total shoulder arthroplasty
Infections · Patients with rheumatoid shoulder
Surgical interventions for the rheumatoid shoulder (2010) · Cochrane
OR 0.13 [0, 6.48]1 study · 39 participantsLow
Augmented subscapularis transposition vs subscapularis transposition alone during total shoulder arthroplasty
Component loosening / revisions ‐ not reported · Patients with rheumatoid shoulder
Surgical interventions for the rheumatoid shoulder (2010) · Cochrane
no estimate extractedNRNo studies
Augmented subscapularis transposition vs subscapularis transposition alone during total shoulder arthroplasty
Other complications ‐ not reported · Patients with rheumatoid shoulder
Surgical interventions for the rheumatoid shoulder (2010) · Cochrane
no estimate extractedNRNo studies
Soft catheters vs Firm catheters
Live birth rate · women undergoing intrauterine insemination
Soft versus firm catheters for intrauterine insemination (2010) · Cochrane
OR 0.94 [0.65, 1.35]3 studies · 896 participantsLow
Soft catheters vs Firm catheters
Pregnancy rate · women undergoing intrauterine insemination
Soft versus firm catheters for intrauterine insemination (2010) · Cochrane
OR 1 [0.73, 1.35]6 studies · 1210 participantsVery low
Soft catheters vs Firm catheters
Instrumental assistance needed · women undergoing intrauterine insemination
Soft versus firm catheters for intrauterine insemination (2010) · Cochrane
no estimate extracted2 studies · 986 participantsUngraded
Soft catheters vs Firm catheters
Blood on catheter tip · women undergoing intrauterine insemination
Soft versus firm catheters for intrauterine insemination (2010) · Cochrane
no estimate extracted2 studies · 852 participantsUngraded
Soft catheters vs Firm catheters
Uterine cramping · women undergoing intrauterine insemination
Soft versus firm catheters for intrauterine insemination (2010) · Cochrane
no estimate extracted2 studies · 290 participantsUngraded
Soft catheters vs Firm catheters
Miscarriage per woman · women undergoing intrauterine insemination
Soft versus firm catheters for intrauterine insemination (2010) · Cochrane
OR 1.25 [0.49, 3.22]2 studies · 645 participantsVery low
GHB 50mg vs placebo be used
withdrawal score ‐ 7 hours · patients with alcohol withdrawal
Gamma‐hydroxybutyrate (GHB) for treatment of alcohol withdrawal and prevention of relapses (2010) · Cochrane
no estimate extracted1 study · 23 participantsVery low
GHB 50mg vs GHB 100 mg be used
side‐effects ‐ side‐effects causing abandon · patients with alcohol withdrawal
Gamma‐hydroxybutyrate (GHB) for treatment of alcohol withdrawal and prevention of relapses (2010) · Cochrane
RR 0.32 [0.01, 7.66]1 study · 65 participantsLow
GHB 50mg vs placebo be used
abstinence ‐ 6 months · alcohol dependent patients
Gamma‐hydroxybutyrate (GHB) for treatment of alcohol withdrawal and prevention of relapses (2010) · Cochrane
RR 1.33 [0.58, 3.07]1 study · 17 participantsLow
GHB 50mg vs placebo be used
relapse to heavy drinking ‐ 6 months · alcohol dependent patients
Gamma‐hydroxybutyrate (GHB) for treatment of alcohol withdrawal and prevention of relapses (2010) · Cochrane
RR 0.44 [0.05, 4.02]1 study · 17 participantsLow
GHB 50mg vs placebo be used
craving score ‐ 3 months · alcohol dependent patients
Gamma‐hydroxybutyrate (GHB) for treatment of alcohol withdrawal and prevention of relapses (2010) · Cochrane
no estimate extracted1 study · 71 participantsLow
GHB 50mg vs NTX be used
abstinence ‐ 12 months · alcohol dependent patients
Gamma‐hydroxybutyrate (GHB) for treatment of alcohol withdrawal and prevention of relapses (2010) · Cochrane
RR 1.34 [0.83, 2.16]1 study · 55 participantsVery low
GHB 50mg vs NTX be used
relapses to heavy drinking ‐ 12 months · alcohol dependent patients
Gamma‐hydroxybutyrate (GHB) for treatment of alcohol withdrawal and prevention of relapses (2010) · Cochrane
RR 0.55 [0.18, 1.67]1 study · 55 participantsVery low
GHB 50mg vs NTX be used
Alcohol Craving Scale ‐ 12 months · alcohol dependent patients
Gamma‐hydroxybutyrate (GHB) for treatment of alcohol withdrawal and prevention of relapses (2010) · Cochrane
no estimate extracted1 study · 40 participantsVery low
GHB 50mg vs NTX be used
side‐effects ‐ side‐effects causing abandon · alcohol dependent patients
Gamma‐hydroxybutyrate (GHB) for treatment of alcohol withdrawal and prevention of relapses (2010) · Cochrane
RR 0.62 [0.18, 2.1]3 studies · 127 participantsModerate
GHB 50mg vs disulfiram be used
abstinence ‐ 12 months · alcohol dependent patients
Gamma‐hydroxybutyrate (GHB) for treatment of alcohol withdrawal and prevention of relapses (2010) · Cochrane
RR 1.66 [0.99, 2.8]1 study · 59 participantsVery low
GHB 50mg vs disulfiram be used
relapses to heavy drinking ‐ 12 months · alcohol dependent patients
Gamma‐hydroxybutyrate (GHB) for treatment of alcohol withdrawal and prevention of relapses (2010) · Cochrane
RR 1.48 [0.36, 6.03]1 study · 59 participantsVery low
GHB 50mg vs placebo be used
side‐effects ‐ tolerated side‐effects · patients with alcohol withdrawal
Gamma‐hydroxybutyrate (GHB) for treatment of alcohol withdrawal and prevention of relapses (2010) · Cochrane
RR 16.25 [1.04, 254.98]1 study · 23 participantsLow
GHB 50mg vs disulfiram be used
Alcohol Craving Scale ‐ 12 months · alcohol dependent patients
Gamma‐hydroxybutyrate (GHB) for treatment of alcohol withdrawal and prevention of relapses (2010) · Cochrane
no estimate extracted1 study · 41 participantsVery low
GHB 50mg vs disulfiram be used
side‐effects ‐ side‐effects causing abandon · alcohol dependent patients
Gamma‐hydroxybutyrate (GHB) for treatment of alcohol withdrawal and prevention of relapses (2010) · Cochrane
RR 0.55 [0.11, 2.79]1 study · 59 participantsVery low
GHB 50mg vs diazepam be used
CIWA‐Ar score ‐ day 5 · patients with alcohol withdrawal
Gamma‐hydroxybutyrate (GHB) for treatment of alcohol withdrawal and prevention of relapses (2010) · Cochrane
no estimate extracted1 study · 48 participantsVery low
GHB 50mg vs clomethiazole be used
points withdrawal scale ‐ 7 hours · patients with alcohol withdrawal
Gamma‐hydroxybutyrate (GHB) for treatment of alcohol withdrawal and prevention of relapses (2010) · Cochrane
no estimate extracted1 study · 21 participantsVery low
GHB 50mg vs clomethiazole be used
CIWA‐Ar score ‐ day 8 · patients with alcohol withdrawal
Gamma‐hydroxybutyrate (GHB) for treatment of alcohol withdrawal and prevention of relapses (2010) · Cochrane
no estimate extracted1 study · 59 participantsLow
GHB 50mg vs clomethiazole be used
side‐effects ‐ side‐effects causing abandon · patients with alcohol withdrawal
Gamma‐hydroxybutyrate (GHB) for treatment of alcohol withdrawal and prevention of relapses (2010) · Cochrane
RR 0.33 [0.01, 7.9]1 study · 66 participantsLow