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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. Every word you type has to appear somewhere in the question, and the closest matches are ranked first.
15,213 questions in 2,394 reviews
current versionsNo 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.
| Question | Effect | Evidence | Status / GRADE |
|---|---|---|---|
Back School vs no treatment Work status Not reported · people with low back pain Back Schools for chronic non‐specific low back pain (2017) · Cochrane | no estimate extracted | NR | No studies |
Targeted mass media intervention vs general population mass media intervention Any outcome considered an indicator of change · mass media intervention for promoting healthy behaviours Targeted mass media interventions promoting healthy behaviours to reduce risk of non‐communicable diseases… (2017) · Cochrane | no estimate extracted | NR | No studies |
Targeted mass media intervention for promoting healthy behaviours vs no intervention Any measure of knowledge and attitude · adult, ethnic minority group: self‐described Americans of African heritage Targeted mass media interventions promoting healthy behaviours to reduce risk of non‐communicable diseases… (2017) · Cochrane | no estimate extracted | NR | No studies |
Targeted mass media intervention for promoting healthy behaviours vs no intervention Adverse effects · adult, ethnic minority group: self‐described Americans of African heritage Targeted mass media interventions promoting healthy behaviours to reduce risk of non‐communicable diseases… (2017) · Cochrane | no estimate extracted | NR | No studies |
Targeted mass media intervention for promoting healthy behaviours vs no intervention Any outcome considered an adverse effect · adult, ethnic minority group: self‐described Americans of African heritage Targeted mass media interventions promoting healthy behaviours to reduce risk of non‐communicable diseases… (2017) · Cochrane | no estimate extracted | NR | No studies |
Targeted mass media intervention vs targeted mass media intervention plus personalised content Adverse effects · adult, ethnic minority groups: Latino immigrants, elderly Chinese immigrants, self‐described Americans of African… Targeted mass media interventions promoting healthy behaviours to reduce risk of non‐communicable diseases… (2017) · Cochrane | no estimate extracted | NR | No studies |
Targeted mass media intervention vs targeted mass media intervention plus personalised content Any outcome considered an adverse effect · adult, ethnic minority groups: Latino immigrants, elderly Chinese immigrants, self‐described Americans of African… Targeted mass media interventions promoting healthy behaviours to reduce risk of non‐communicable diseases… (2017) · Cochrane | no estimate extracted | NR | No studies |
Targeted mass media intervention vs general population mass media intervention Adverse effects · mass media intervention for promoting healthy behaviours Targeted mass media interventions promoting healthy behaviours to reduce risk of non‐communicable diseases… (2017) · Cochrane | no estimate extracted | NR | No studies |
Targeted mass media intervention vs general population mass media intervention Any outcome considered an adverse effect · mass media intervention for promoting healthy behaviours Targeted mass media interventions promoting healthy behaviours to reduce risk of non‐communicable diseases… (2017) · Cochrane | no estimate extracted | NR | No studies |
Intervention NR Incidence of acute exacerbations of bronchiectasis ‐ not reported · people with bronchiectasis Positive expiratory pressure therapy versus other airway clearance techniques for bronchiectasis (2017) · Cochrane | no estimate extracted | NR | No studies |
Intervention NR Duration of acute exacerbation of bronchiectasis ‐ not reported · people with bronchiectasis Positive expiratory pressure therapy versus other airway clearance techniques for bronchiectasis (2017) · Cochrane | no estimate extracted | NR | No studies |
Intervention NR Incidence of hospitalisation ‐ not reported · people with bronchiectasis Positive expiratory pressure therapy versus other airway clearance techniques for bronchiectasis (2017) · Cochrane | no estimate extracted | NR | No studies |
Different communication strategies vs treatment Engagement with services: clinically important change in engagement with services, as defined by individual studies · people with schizophrenia and their carers Different communication strategies for disclosing a diagnosis of schizophrenia and related disorders (2017) · Cochrane | no estimate extracted | NR | No studies |
Different communication strategies vs treatment Treatment adherence: clinically important change in treatment adherence, as defined by individual studies · people with schizophrenia and their carers Different communication strategies for disclosing a diagnosis of schizophrenia and related disorders (2017) · Cochrane | no estimate extracted | NR | No studies |
Different communication strategies vs treatment Understanding: clinically important change in understanding the nature of illness and its outcome, as defined by individual studies · people with schizophrenia and their carers Different communication strategies for disclosing a diagnosis of schizophrenia and related disorders (2017) · Cochrane | no estimate extracted | NR | No studies |
Different communication strategies vs treatment Quality of life: clinically important change in general quality of life or well‐being, as defined by individual studies · people with schizophrenia and their carers Different communication strategies for disclosing a diagnosis of schizophrenia and related disorders (2017) · Cochrane | no estimate extracted | NR | No studies |
Different communication strategies vs treatment Mental state: clinically important change in mental state, as defined by individual studies · people with schizophrenia and their carers Different communication strategies for disclosing a diagnosis of schizophrenia and related disorders (2017) · Cochrane | no estimate extracted | NR | No studies |
Different communication strategies vs treatment Satisfaction communication of diagnosis: clinically important change (patient or carer's), as defined by individual studies · people with schizophrenia and their carers Different communication strategies for disclosing a diagnosis of schizophrenia and related disorders (2017) · Cochrane | no estimate extracted | NR | No studies |
Different communication strategies vs treatment Adverse effect: clinically important adverse effect of intervention ‐ as defined by individual studies · people with schizophrenia and their carers Different communication strategies for disclosing a diagnosis of schizophrenia and related disorders (2017) · Cochrane | no estimate extracted | NR | No studies |
Ranolazine (add‐on therapy) vs placebo Cardiovascular mortality ‐ not reported · patients with stable angina pectoris Ranolazine for stable angina pectoris (2017) · Cochrane | no estimate extracted | NR | No studies |
Ranolazine (add‐on therapy) vs placebo Non‐cardiovascular mortality ‐ not reported · patients with stable angina pectoris Ranolazine for stable angina pectoris (2017) · Cochrane | no estimate extracted | NR | No studies |
Ranolazine (monotherapy) vs placebo Non‐cardiovascular mortality ‐ not reported · patients with stable angina pectoris Ranolazine for stable angina pectoris (2017) · Cochrane | no estimate extracted | NR | No studies |
Whole body vibration plus mixed exercise vs control Physical function · individuals with fibromyalgia Whole body vibration exercise training for fibromyalgia (2017) · Cochrane | no estimate extracted | NR | No studies |
Whole body vibration vs control Pain intensity · individuals with fibromyalgia Whole body vibration exercise training for fibromyalgia (2017) · Cochrane | no estimate extracted | NR | No studies |
Whole body vibration vs control Fatigue · individuals with fibromyalgia Whole body vibration exercise training for fibromyalgia (2017) · Cochrane | no estimate extracted | NR | No studies |
Whole body vibration vs control Stiffness · individuals with fibromyalgia Whole body vibration exercise training for fibromyalgia (2017) · Cochrane | no estimate extracted | NR | No studies |
Whole body vibration vs control Physical function · individuals with fibromyalgia Whole body vibration exercise training for fibromyalgia (2017) · Cochrane | no estimate extracted | NR | No studies |
Any supplement containing iodine vs same supplement without iodine or no treatment/placebo (child outcomes) Child adverse effect: hyperthyroidism · women during the preconception, pregnancy and postpartum period Iodine supplementation for women during the preconception, pregnancy and postpartum period (2017) · Cochrane | no estimate extracted | NR | No studies |
Perineural vs intravenous dexamethasone Incidence of serious adverse events (we used the NIH definition of adverse events. A serious event includes death, a life‐threatening event that requires hospitalization or prolonged hospitalization, disability or congenital anomaly) · peripheral nerve block Dexamethasone as an adjuvant to peripheral nerve block (2017) · Cochrane | no estimate extracted | NR | No studies |
Intravenous dexamethasone vs placebo Incidence of serious adverse events (we used the NIH definition of adverse events. A serious event includes death, a life‐threatening event that requires hospitalization or prolonged hospitalization, disability or congenital anomaly) · participants undergoing surgery with peripheral nerve block Dexamethasone as an adjuvant to peripheral nerve block (2017) · Cochrane | no estimate extracted | NR | No studies |
Idrabiotaparinux vs idraparinux Heparin‐induced thrombocytopenia ‐ not reported · people > 18 years of age with a diagnosed deep vein thrombosis Pentasaccharides for the treatment of deep vein thrombosis (2017) · Cochrane | no estimate extracted | NR | No studies |
Low molecular weight heparin and idraparinux vs standard therapy Major bleeding during the initial treatment · people > 18 years of age with a diagnosed deep vein thrombosis Pentasaccharides for the treatment of deep vein thrombosis (2017) · Cochrane | no estimate extracted | NR | No studies |
Low molecular weight heparin and idraparinux vs standard therapy All‐cause mortality · people > 18 years of age with a diagnosed deep vein thrombosis Pentasaccharides for the treatment of deep vein thrombosis (2017) · Cochrane | no estimate extracted | NR | No studies |
Low molecular weight heparin and idraparinux vs standard therapy Heparin‐induced thrombocytopenia · people > 18 years of age with a diagnosed deep vein thrombosis Pentasaccharides for the treatment of deep vein thrombosis (2017) · Cochrane | no estimate extracted | NR | No studies |
Low molecular weight heparin and idraparinux vs standard therapy All harmful effects · people > 18 years of age with a diagnosed deep vein thrombosis Pentasaccharides for the treatment of deep vein thrombosis (2017) · Cochrane | no estimate extracted | NR | No studies |
Idraparinux vs standard therapy Major bleeding during the initial treatment · people > 18 years of age with a diagnosed deep vein thrombosis Pentasaccharides for the treatment of deep vein thrombosis (2017) · Cochrane | no estimate extracted | NR | No studies |
Idraparinux vs standard therapy Heparin‐induced thrombocytopenia · people > 18 years of age with a diagnosed deep vein thrombosis Pentasaccharides for the treatment of deep vein thrombosis (2017) · Cochrane | no estimate extracted | NR | No studies |
Fondaparinux plus vitamin K antagonist vs standard therapy Heparin‐induced thrombocytopenia ‐ not measured · people > 18 years of age with a diagnosed deep vein thrombosis Pentasaccharides for the treatment of deep vein thrombosis (2017) · Cochrane | no estimate extracted | NR | No studies |
Idrabiotaparinux vs idraparinux Major bleeding during the initial treatment ‐ not reported · people > 18 years of age with a diagnosed deep vein thrombosis Pentasaccharides for the treatment of deep vein thrombosis (2017) · Cochrane | no estimate extracted | NR | No studies |
Intervention NR Gestational age of the infant · neonates requiring endotracheal intubation Orotracheal intubation in infants performed with a stylet versus without a stylet (2017) · Cochrane | no estimate extracted | NR | No studies |
Intervention NR Level of experience of the intubator · neonates requiring endotracheal intubation Orotracheal intubation in infants performed with a stylet versus without a stylet (2017) · Cochrane | no estimate extracted | NR | No studies |
Intervention NR Type of stylet · neonates requiring endotracheal intubation Orotracheal intubation in infants performed with a stylet versus without a stylet (2017) · Cochrane | no estimate extracted | NR | No studies |
ICS dose reduction vs no change Steroid‐related AEs ‐ not reported · adults with asthma Stepping down the dose of inhaled corticosteroids for adults with asthma (2017) · Cochrane | no estimate extracted | NR | No studies |
ICS dose reduction vs no change Exacerbations requiring hospitalisation ‐ not reported · adults with asthma Stepping down the dose of inhaled corticosteroids for adults with asthma (2017) · Cochrane | no estimate extracted | NR | No studies |
Chlorpromazine vs Clotiapine Global state: clinically important change · people with schizophrenia Chlorpromazine versus clotiapine for schizophrenia (2017) · Cochrane | no estimate extracted | NR | No studies |
Chlorpromazine vs Clotiapine Adverse effects: clinically significant extrapyramidal symptoms · people with schizophrenia Chlorpromazine versus clotiapine for schizophrenia (2017) · Cochrane | no estimate extracted | NR | No studies |
Chlorpromazine vs Clotiapine Cost of care · people with schizophrenia Chlorpromazine versus clotiapine for schizophrenia (2017) · Cochrane | no estimate extracted | NR | No studies |
Aloe vera vs topical antibiotics Adverse events · people with burns Antiseptics for burns (2017) · Cochrane | no estimate extracted | NR | No studies |
Iodine vs topical antibiotics Infection · people with burns Antiseptics for burns (2017) · Cochrane | no estimate extracted | NR | No studies |
Silver vs non‐antibacterial Infection · people with burns Antiseptics for burns (2017) · Cochrane | no estimate extracted | NR | No studies |