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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 |
|---|---|---|---|
Oestrogen cream vs other regimens Endometrial thickness not reported · postmenopausal women with vaginal atrophy Local oestrogen for vaginal atrophy in postmenopausal women (2016) · Cochrane | no estimate extracted | NR | No studies |
Healthcare professional‐led breastfeeding education and support vs standard care Early initiation of breastfeeding · women exposed to interventions intended to promote breastfeeding Interventions for promoting the initiation of breastfeeding (2016) · Cochrane | no estimate extracted | NR | No studies |
Multinutrient supplements (nasogastric) vs control Unfavourable outcome · Older people undergoing hip fracture aftercare Nutritional supplementation for hip fracture aftercare in older people (2016) · Cochrane | no estimate extracted | NR | No studies |
Multinutrient supplements (nasogastric) vs control Putative side effects of treatment (e.g. aspiration pneumonia) · Older people undergoing hip fracture aftercare Nutritional supplementation for hip fracture aftercare in older people (2016) · Cochrane | no estimate extracted | NR | No studies |
Dietary supplements vs placebo Outcomes1 · women with moderate or severe primary dysmenorrhoea Dietary supplements for dysmenorrhoea (2016) · Cochrane | no estimate extracted | NR | No studies |
Antibiotic vs no treatment Size of lesion · People with toxoplasma retinochoroiditis Antibiotics versus no treatment for toxoplasma retinochoroiditis (2016) · Cochrane | no estimate extracted | NR | No studies |
Antioestrogen vs placebo Live birth rate ‐ not reported · ovulation induction in polycystic ovarian syndrome Clomiphene and other antioestrogens for ovulation induction in polycystic ovarian syndrome (2016) · Cochrane | no estimate extracted | NR | No studies |
Antioestrogen vs placebo Miscarriage rate ‐ not reported · ovulation induction in polycystic ovarian syndrome Clomiphene and other antioestrogens for ovulation induction in polycystic ovarian syndrome (2016) · Cochrane | no estimate extracted | NR | No studies |
Antioestrogen vs placebo Multiple pregnancy rate ‐ not reported · ovulation induction in polycystic ovarian syndrome Clomiphene and other antioestrogens for ovulation induction in polycystic ovarian syndrome (2016) · Cochrane | no estimate extracted | NR | No studies |
Antioestrogen vs placebo Ovarian hyperstimulation syndrome (OHSS) ‐ not reported · ovulation induction in polycystic ovarian syndrome Clomiphene and other antioestrogens for ovulation induction in polycystic ovarian syndrome (2016) · Cochrane | no estimate extracted | NR | No studies |
Protocol using standard measures such as CVP vs usual care Return to pre‐fracture accommodation/return to pre‐fracture mobility · patients with perioperative fluid optimization Perioperative fluid volume optimization following proximal femoral fracture (2016) · Cochrane | no estimate extracted | NR | No studies |
Advanced haemodynamic monitoring vs protocol using standard measures such Return to pre‐fracture accommodation/return to pre‐fracture mobility · patients with proximal femoral fracture Perioperative fluid volume optimization following proximal femoral fracture (2016) · Cochrane | no estimate extracted | NR | No studies |
Lactulose vs lactitol Quality of life (secondary outcome) · prevention and treatment of hepatic encephalopathy in people with cirrhosis Non‐absorbable disaccharides versus placebo/no intervention and lactulose versus lactitol for the prevention… (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs exposed wound SSI Assessment method: clinical features of infection · surgical wounds healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Silver dressing vs exposed wound Scarring · surgical wounds resulting from surgery at risk of contamination and healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Silver dressing vs exposed wound Acceptability · surgical wounds resulting from surgery at risk of contamination and healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Silver dressing vs exposed wound Ease of dressing removal · surgical wounds resulting from surgery at risk of contamination and healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs film dressing SSI Assessment method: various methods · surgical wounds healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs film dressing Scarring · surgical wounds healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs film dressing Acceptability of dressing to participant Clean surgery Assessment method:VAS, participants rated dressing acceptability (0 = no trouble and 10 = very troublesome) · surgical wounds healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs film dressing Ease of dressing removal Assessment method: unclear · surgical wounds healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs hydrocolloid dressing SSIClean surgery Assessment method: CDC definition of SSI · surgical wounds healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs hydrocolloid dressing Scarring Clean surgery Assessment method: participants assessed different aspects of scarring as either: excellent, good or fair · surgical wounds healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs hydrocolloid dressing Acceptability of dressing to participant Clean surgery Assessment method: participants rated whether they were dissatisfied with the dressing · surgical wounds healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs exposed wound Scarring (further information not reported) · surgical wounds healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs hydrocolloid dressing Ease of dressing removal Clean surgery Assessment method: questions regarding dressing removal · surgical wounds healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs fibrous‐hydrocolloid dressing Acceptability of dressing to participant · surgical wounds resulting from clean surgery and healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs fibrous‐hydrocolloid dressing Ease of dressing removal · surgical wounds resulting from clean surgery and healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs polyurethane matrix hydrocolloid dressings SSI · surgical wounds resulting from clean surgery and healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs polyurethane matrix hydrocolloid dressings Scarring · surgical wounds resulting from clean surgery and healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs polyurethane matrix hydrocolloid dressings Acceptability of dressing to participant · surgical wounds resulting from clean surgery and healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs silver dressing SSI potentially contaminated surgery SSI Assessment method: various clinical measures · surgical wounds resulting from a range of surgical procedures with some risk of contamination healing by primary… Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs exposed wound Acceptability of dressing to participant Clean surgery Assessment method: VAS · surgical wounds healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs silver dressing Scarring · surgical wounds resulting from a range of surgical procedures with some risk of contamination healing by primary… Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs silver dressing Acceptability of dressing to participant · surgical wounds resulting from a range of surgical procedures with some risk of contamination healing by primary… Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs silver dressing Ease of dressing removal · surgical wounds resulting from a range of surgical procedures with some risk of contamination healing by primary… Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs non‐silver antimicrobial dressings SSI Assessment method: CDC definition of SSI · surgical wounds resulting from clean surgery and healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs non‐silver antimicrobial dressings Scarring · surgical wounds resulting from clean surgery and healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs non‐silver antimicrobial dressings Acceptability of dressing to participant · surgical wounds resulting from clean surgery and healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs non‐silver antimicrobial dressings Ease of dressing removal · surgical wounds resulting from clean surgery and healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Basic wound contact dressing vs exposed wound Ease of dressing removal · surgical wounds healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Film dressing vs exposed wound Ease of dressing removal · surgical wounds resulting from clean surgery and healing by primary intention Dressings for the prevention of surgical site infection (2016) · Cochrane | no estimate extracted | NR | No studies |
Topiramate as add‐on therapy vs placebo Efficacy: change in scores from baseline to endpoint on symptom rating scales in the treatment of depressive episodes · adults with acute affective episodes in bipolar disorder Topiramate for acute affective episodes in bipolar disorder in adults (2016) · Cochrane | no estimate extracted | NR | No studies |
Topiramate as add‐on therapy vs placebo Response to treatment with topiramate. Number of participants experiencing a 50% reduction or greater in mean score from baseline to end of treatment on symptom rating scales in depressive episodes · adults with acute affective episodes in bipolar disorder Topiramate for acute affective episodes in bipolar disorder in adults (2016) · Cochrane | no estimate extracted | NR | No studies |
Topiramate as add‐on therapy vs placebo Remission with topiramate. Number of participants presenting with a rating scale score within the normal range at the endpoint in manic and mixed episodes · adults with acute affective episodes in bipolar disorder Topiramate for acute affective episodes in bipolar disorder in adults (2016) · Cochrane | no estimate extracted | NR | No studies |
Topiramate as add‐on therapy vs placebo Remission with topiramate. Number of participants presenting with a rating scale score within the normal range at the endpoint in depressive episodes · adults with acute affective episodes in bipolar disorder Topiramate for acute affective episodes in bipolar disorder in adults (2016) · Cochrane | no estimate extracted | NR | No studies |
Topiramate as monotherapy vs an alternative drug Efficacy: change in scores from baseline to endpoint on symptom rating scales in the treatment of depressive episodes · adults with acute affective episodes in bipolar disorder Topiramate for acute affective episodes in bipolar disorder in adults (2016) · Cochrane | no estimate extracted | NR | No studies |
Topiramate as monotherapy vs an alternative drug Response to treatment with topiramate. Number of participants experiencing a 50% reduction or greater in mean score from baseline to end of treatment on symptom rating scales in manic and mixed episodes · adults with acute affective episodes in bipolar disorder Topiramate for acute affective episodes in bipolar disorder in adults (2016) · Cochrane | no estimate extracted | NR | No studies |
Topiramate as monotherapy vs an alternative drug Response to treatment with topiramate. Number of participants experiencing a 50% reduction or greater in mean score from baseline to end of treatment on symptom rating scales in depressive episodes · adults with acute affective episodes in bipolar disorder Topiramate for acute affective episodes in bipolar disorder in adults (2016) · Cochrane | no estimate extracted | NR | No studies |
Topiramate as monotherapy vs an alternative drug Remission with topiramate. Number of participants presenting with a rating scale score within the normal range at the endpoint in manic and mixed episodes · adults with acute affective episodes in bipolar disorder Topiramate for acute affective episodes in bipolar disorder in adults (2016) · Cochrane | no estimate extracted | NR | No studies |