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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
Anti‐CD52 mAb maintenance therapy vs observation
Grade 3/4 adverse events – not reported · people with chronic lymphocytic leukaemia
Maintenance therapy for chronic lymphocytic leukaemia (2024) · Cochrane
no estimate extractedNRNo studies
Anti‐CD52 mAb maintenance therapy vs observation
Treatment‐related mortality – not reported · people with chronic lymphocytic leukaemia
Maintenance therapy for chronic lymphocytic leukaemia (2024) · Cochrane
no estimate extractedNRNo studies
Anti‐CD52 mAb maintenance therapy vs observation
Treatment discontinuation – not reported · people with chronic lymphocytic leukaemia
Maintenance therapy for chronic lymphocytic leukaemia (2024) · Cochrane
no estimate extractedNRNo studies
Anti‐CD52 mAb maintenance therapy vs observation
All adverse events – not reported · people with chronic lymphocytic leukaemia
Maintenance therapy for chronic lymphocytic leukaemia (2024) · Cochrane
no estimate extractedNRNo studies
Immunomodulatory drug maintenance therapy vs placebo/observation
Health‐related quality of life – not reported · people with chronic lymphocytic leukaemia
Maintenance therapy for chronic lymphocytic leukaemia (2024) · Cochrane
no estimate extractedNRNo studies
Pressure‐garment therapy (PGT) plus silicone vs no treatment/lanolin
Scar improvement (POSAS) (0–10, higher score = more severe scarring) · people with burn wounds likely to develop hypertrophic scarring
Pressure‐garment therapy for preventing hypertrophic scarring after burn injury (2024) · Cochrane
no estimate extractedNRNo studies
Pressure‐garment therapy (PGT) plus silicone vs no treatment/lanolin
Quality of life · people with burn wounds likely to develop hypertrophic scarring
Pressure‐garment therapy for preventing hypertrophic scarring after burn injury (2024) · Cochrane
no estimate extractedNRNo studies
Pressure‐garment therapy (PGT) vs no treatment/lanolin
Scar improvement (POSAS) (0–10, higher score = more severe scarring) · people with burn wounds likely to develop hypertrophic scarring
Pressure‐garment therapy for preventing hypertrophic scarring after burn injury (2024) · Cochrane
no estimate extractedNRNo studies
Pressure‐garment therapy (PGT) plus silicone vs no treatment/lanolin
Adherence · people with burn wounds likely to develop hypertrophic scarring
Pressure‐garment therapy for preventing hypertrophic scarring after burn injury (2024) · Cochrane
no estimate extractedNRNo studies
High‐pressure garment therapy vs low‐pressure garment therapy
Scar improvement (POSAS) (0–10, higher score = more severe scarring) · people with burn wounds likely to develop hypertrophic scarring
Pressure‐garment therapy for preventing hypertrophic scarring after burn injury (2024) · Cochrane
no estimate extractedNRNo studies
High‐pressure garment therapy vs low‐pressure garment therapy
Pain · people with burn wounds likely to develop hypertrophic scarring
Pressure‐garment therapy for preventing hypertrophic scarring after burn injury (2024) · Cochrane
no estimate extractedNRNo studies
High‐pressure garment therapy vs low‐pressure garment therapy
Pruritus · people with burn wounds likely to develop hypertrophic scarring
Pressure‐garment therapy for preventing hypertrophic scarring after burn injury (2024) · Cochrane
no estimate extractedNRNo studies
High‐pressure garment therapy vs low‐pressure garment therapy
Quality of life · people with burn wounds likely to develop hypertrophic scarring
Pressure‐garment therapy for preventing hypertrophic scarring after burn injury (2024) · Cochrane
no estimate extractedNRNo studies
Different types of pressure garment (Caroskin Tricot plus an adhesive silicone gel sheet vs Gecko Nanoplast (silicone gel bandage))
Scar improvement (VSS) (0–13, higher score = more severe scarring) · people with burn wounds likely to develop hypertrophic scarring
Pressure‐garment therapy for preventing hypertrophic scarring after burn injury (2024) · Cochrane
no estimate extractedNRNo studies
Different types of pressure garment (Caroskin Tricot plus an adhesive silicone gel sheet vs Gecko Nanoplast (silicone gel bandage))
Quality of life · people with burn wounds likely to develop hypertrophic scarring
Pressure‐garment therapy for preventing hypertrophic scarring after burn injury (2024) · Cochrane
no estimate extractedNRNo studies
Different types of pressure garment (Caroskin Tricot plus an adhesive silicone gel sheet vs Gecko Nanoplast (silicone gel bandage))
Adherence · people with burn wounds likely to develop hypertrophic scarring
Pressure‐garment therapy for preventing hypertrophic scarring after burn injury (2024) · Cochrane
no estimate extractedNRNo studies
Pressure‐garment therapy (PGT) vs no treatment/lanolin
Quality of life · people with burn wounds likely to develop hypertrophic scarring
Pressure‐garment therapy for preventing hypertrophic scarring after burn injury (2024) · Cochrane
no estimate extractedNRNo studies
Pressure‐garment therapy (PGT) vs no treatment/lanolin
Adherence · people with burn wounds likely to develop hypertrophic scarring
Pressure‐garment therapy for preventing hypertrophic scarring after burn injury (2024) · Cochrane
no estimate extractedNRNo studies
Surgery alone vs pharmacological therapy alone
Disease‐related complications · adults with growth‐hormone secreting pituitary adenomas
Surgical and non‐surgical interventions for primary and salvage treatment of growth hormone‐secreting… (2024) · Cochrane
no estimate extractedNRNo studies
Surgery alone vs preoperative pharmacological therapy and surgery
All‐cause mortality · adults with growth‐hormone secreting pituitary adenomas
Surgical and non‐surgical interventions for primary and salvage treatment of growth hormone‐secreting… (2024) · Cochrane
no estimate extractedNRNo studies
Surgery alone vs preoperative pharmacological therapy and surgery
Health‐related quality of life · adults with growth‐hormone secreting pituitary adenomas
Surgical and non‐surgical interventions for primary and salvage treatment of growth hormone‐secreting… (2024) · Cochrane
no estimate extractedNRNo studies
Surgery alone vs pharmacological therapy alone
Disease recurrence · adults with growth‐hormone secreting pituitary adenomas
Surgical and non‐surgical interventions for primary and salvage treatment of growth hormone‐secreting… (2024) · Cochrane
no estimate extractedNRNo studies
Surgery alone vs pharmacological therapy alone
All‐cause mortality · adults with growth‐hormone secreting pituitary adenomas
Surgical and non‐surgical interventions for primary and salvage treatment of growth hormone‐secreting… (2024) · Cochrane
no estimate extractedNRNo studies
Surgery alone vs pharmacological therapy alone
Surgery for recurrent or persistent disease · adults with growth‐hormone secreting pituitary adenomas
Surgical and non‐surgical interventions for primary and salvage treatment of growth hormone‐secreting… (2024) · Cochrane
no estimate extractedNRNo studies
Surgery alone vs pharmacological therapy alone
Non‐surgical therapy for recurrent or persistent disease · adults with growth‐hormone secreting pituitary adenomas
Surgical and non‐surgical interventions for primary and salvage treatment of growth hormone‐secreting… (2024) · Cochrane
no estimate extractedNRNo studies
Zinc vs placebo
QoL of participants living with SCD and their caregivers · children and adults with sickle cell disease
Antioxidant supplementation for sickle cell disease (2024) · Cochrane
no estimate extractedNRNo studies
Zinc vs placebo
Adverse effects · children and adults with sickle cell disease
Antioxidant supplementation for sickle cell disease (2024) · Cochrane
no estimate extractedNRNo studies
Zinc vs placebo
Frequency of hospitalization · children and adults with sickle cell disease
Antioxidant supplementation for sickle cell disease (2024) · Cochrane
no estimate extractedNRNo studies
L‐arginine vs placebo
QoL of participants living with SCD and their caregivers · sickle cell disease
Antioxidant supplementation for sickle cell disease (2024) · Cochrane
no estimate extractedNRNo studies
L‐arginine vs placebo
Frequency of sickle cell‐related complications · sickle cell disease
Antioxidant supplementation for sickle cell disease (2024) · Cochrane
no estimate extractedNRNo studies
Omega‐3 vs placebo
Frequency of crisis · sickle cell disease
Antioxidant supplementation for sickle cell disease (2024) · Cochrane
no estimate extractedNRNo studies
Vitamin C 1400 mg plus vitamin E 800 mg vs placebo
QoL of participants living with SCD and their caregivers · adults with sickle cell disease (adults with homozygous SCA or sickle beta 0 thalassaemia SCD)
Antioxidant supplementation for sickle cell disease (2024) · Cochrane
no estimate extractedNRNo studies
Omega‐3 vs placebo
Severity of pain · sickle cell disease
Antioxidant supplementation for sickle cell disease (2024) · Cochrane
no estimate extractedNRNo studies
Omega‐3 vs placebo
QoL of participants living with SCD and their caregivers · sickle cell disease
Antioxidant supplementation for sickle cell disease (2024) · Cochrane
no estimate extractedNRNo studies
Omega‐3 vs placebo
Frequency of hospitalization · sickle cell disease
Antioxidant supplementation for sickle cell disease (2024) · Cochrane
no estimate extractedNRNo studies
Omega‐3 vs placebo
Frequency of sickle cell‐related complications · sickle cell disease
Antioxidant supplementation for sickle cell disease (2024) · Cochrane
no estimate extractedNRNo studies
Vitamin C 1400 mg plus vitamin E 800 mg vs placebo
Frequency of hospitalization · adults with sickle cell disease (adults with homozygous SCA or sickle beta 0 thalassaemia SCD)
Antioxidant supplementation for sickle cell disease (2024) · Cochrane
no estimate extractedNRNo studies
Zinc vs placebo
Severity of pain · children and adults with sickle cell disease
Antioxidant supplementation for sickle cell disease (2024) · Cochrane
no estimate extractedNRNo studies
Escitalopram vs placebo
Functional disability at 3 months ‐ not measured · adults experiencing acute traumatic stress symptoms
Early pharmacological interventions for prevention of post‐traumatic stress disorder (PTSD) in individuals… (2024) · Cochrane
no estimate extractedNRNo studies
Escitalopram vs placebo
Quality of life at 3 months ‐ not measured · adults experiencing acute traumatic stress symptoms
Early pharmacological interventions for prevention of post‐traumatic stress disorder (PTSD) in individuals… (2024) · Cochrane
no estimate extractedNRNo studies
Hydrocortisone vs placebo
Functional disability at 3 months ‐ not measured · adults experiencing acute traumatic stress symptoms
Early pharmacological interventions for prevention of post‐traumatic stress disorder (PTSD) in individuals… (2024) · Cochrane
no estimate extractedNRNo studies
Double‐dose adenovirus‐thymidine kinase with ganciclovir (ADV‐TK/GCV) plus liver transplantation vs liver transplantation
Proportion of people with ≥ 1 serious adverse events during treatment · participants with unresectable hepatocellular carcinoma
Gene therapy for people with hepatocellular carcinoma (2024) · Cochrane
no estimate extractedNRNo studies
Double‐dose adenovirus‐thymidine kinase with ganciclovir (ADV‐TK/GCV) plus liver transplantation vs liver transplantation
Health‐related quality of life · participants with unresectable hepatocellular carcinoma
Gene therapy for people with hepatocellular carcinoma (2024) · Cochrane
no estimate extractedNRNo studies
Double‐dose adenovirus‐thymidine kinase with ganciclovir (ADV‐TK/GCV) plus liver transplantation vs liver transplantation
Proportion of people with disease progression · participants with unresectable hepatocellular carcinoma
Gene therapy for people with hepatocellular carcinoma (2024) · Cochrane
no estimate extractedNRNo studies
Double‐dose adenovirus‐thymidine kinase with ganciclovir (ADV‐TK/GCV) plus liver transplantation vs liver transplantation
Adverse events considered non‐serious · participants with unresectable hepatocellular carcinoma
Gene therapy for people with hepatocellular carcinoma (2024) · Cochrane
no estimate extractedNRNo studies
Recombinant human adenovirus‐p53 and hydroxycamptothecin (rAd‐p53/HCT) vs hydroxycamptothecin
Proportion of people with ≥ 1 serious adverse events · participants with unresectable hepatocellular carcinoma
Gene therapy for people with hepatocellular carcinoma (2024) · Cochrane
no estimate extractedNRNo studies
Recombinant human adenovirus‐p53 and hydroxycamptothecin (rAd‐p53/HCT) vs hydroxycamptothecin
Health‐related quality of life · participants with unresectable hepatocellular carcinoma
Gene therapy for people with hepatocellular carcinoma (2024) · Cochrane
no estimate extractedNRNo studies
Recombinant human adenovirus‐p53 and 5‐fluorouracil (rAd‐p53/5‐Fu) plus transarterial chemoembolisation vs transarterial chemoembolisation
Overall survival · participants with unresectable hepatocellular carcinoma
Gene therapy for people with hepatocellular carcinoma (2024) · Cochrane
no estimate extractedNRNo studies
Recombinant human adenovirus‐p53 and 5‐fluorouracil (rAd‐p53/5‐Fu) plus transarterial chemoembolisation vs transarterial chemoembolisation
Proportion of people with ≥ 1 serious adverse events · participants with unresectable hepatocellular carcinoma
Gene therapy for people with hepatocellular carcinoma (2024) · Cochrane
no estimate extractedNRNo studies
Recombinant human adenovirus‐p53 and 5‐fluorouracil (rAd‐p53/5‐Fu) plus transarterial chemoembolisation vs transarterial chemoembolisation
Health‐related quality of life · participants with unresectable hepatocellular carcinoma
Gene therapy for people with hepatocellular carcinoma (2024) · Cochrane
no estimate extractedNRNo studies