Gap finder

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)

1,852 questions in 128 reviews · Effective Practice and Organisation of Care

current versions
No studies 557 · 30.1%Ungraded 53 · 2.9%Very low 446 · 24.1%Low 476 · 25.7%Moderate 255 · 13.8%High 65 · 3.5%

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
Summary of findings: integrated community case management vs usual facility services plus CCM
Adverse events · children U5
Integrated community case management of childhood illness in low‐ and middle‐income countries (2021) · Cochrane
no estimate extracted5 participantsUngraded
Summary of findings: integrated community case management vs usual facility services
Quality of care · children U5
Integrated community case management of childhood illness in low‐ and middle‐income countries (2021) · Cochrane
no estimate extracted2 participantsUngraded
Summary of findings: integrated community case management vs usual facility services
Mortality · children U5
Integrated community case management of childhood illness in low‐ and middle‐income countries (2021) · Cochrane
no estimate extracted4 participantsUngraded
Summary of findings: integrated community case management vs usual facility services
Neonatal mortality rate · children U5
Integrated community case management of childhood illness in low‐ and middle‐income countries (2021) · Cochrane
HR 1.01 [0.77, 1.33]65209 participantsLow
Summary of findings: integrated community case management vs usual facility services
Infant mortality rate · children U5
Integrated community case management of childhood illness in low‐ and middle‐income countries (2021) · Cochrane
HR 0.98 [0.72, 1.34]65209 participantsVery low
Summary of findings: integrated community case management vs usual facility services
U5 mortality rate · children U5
Integrated community case management of childhood illness in low‐ and middle‐income countries (2021) · Cochrane
1.16 [0.99, 1.36]4729 participantsVery low
Summary of findings: integrated community case management vs usual facility services
Adverse events · children U5
Integrated community case management of childhood illness in low‐ and middle‐income countries (2021) · Cochrane
no estimate extracted5 participantsUngraded
Summary of findings: integrated community case management vs usual facility services plus CCM
Any iCCM illness · children U5
Integrated community case management of childhood illness in low‐ and middle‐income countries (2021) · Cochrane
RR 1.59 [0.66, 3.87]7876 participantsVery low
Summary of findings: integrated community case management vs usual facility services plus CCM
Quality of care · children U5
Integrated community case management of childhood illness in low‐ and middle‐income countries (2021) · Cochrane
no estimate extracted2 participantsUngraded
Intervention NR
Proportion of VHVs who reported notifying a HCW about deliveries or births using mobile phones (post‐intervention comparison) · Health Care Workers (HCWs), Village Health Volunteers (VHVs), newborn children
Birth and death notification via mobile devices: a mixed methods systematic review (2021) · Cochrane
no estimate extracted101 participantsVery low
Intervention NR
Proportion of HCWs who reported receiving a notification from VHV about deliveries or birth using mobile phones (post‐intervention comparison) · Health Care Workers (HCWs), Village Health Volunteers (VHVs), newborn children
Birth and death notification via mobile devices: a mixed methods systematic review (2021) · Cochrane
no estimate extracted30 participantsVery low
Intervention NR
Proportion of VHVs who reported notifying HCWs either during labour or within 1 day of birth using mobile phones · Health Care Workers (HCWs), Village Health Volunteers (VHVs), newborn children
Birth and death notification via mobile devices: a mixed methods systematic review (2021) · Cochrane
no estimate extracted101 participantsVery low
Intervention NR
Proportion of HCWs who reported receiving a notification from VHV about imminent deliveries or within 1 day of birth using mobile phones · Health Care Workers (HCWs), Village Health Volunteers (VHVs), newborn children
Birth and death notification via mobile devices: a mixed methods systematic review (2021) · Cochrane
no estimate extracted30 participantsVery low
Intervention NR
Proportion of births where HCW made postnatal care visit to home · Health Care Workers (HCWs), Village Health Volunteers (VHVs), newborn children
Birth and death notification via mobile devices: a mixed methods systematic review (2021) · Cochrane
no estimate extracted1339 participantsVery low
Intervention NR
Proportion of births for which Hepatitis B birth dose vaccination was provided within 30 days · Health Care Workers (HCWs), Village Health Volunteers (VHVs), newborn children
Birth and death notification via mobile devices: a mixed methods systematic review (2021) · Cochrane
no estimate extracted1525 participantsVery low
Intervention NR
Proportion of births where Hepatitis B birth dose vaccination was administered within 0‐1 day · Health Care Workers (HCWs), Village Health Volunteers (VHVs), newborn children
Birth and death notification via mobile devices: a mixed methods systematic review (2021) · Cochrane
no estimate extracted1525 participantsVery low
Intervention NR
Proportion of births where Hepatitis B birth dose vaccination was administered within 2‐7 days · Health Care Workers (HCWs), Village Health Volunteers (VHVs), newborn children
Birth and death notification via mobile devices: a mixed methods systematic review (2021) · Cochrane
no estimate extracted1525 participantsVery low
Intervention NR
Proportion of births where the HCW made a postnatal care home visit within 24 hours of notification · Health Care Workers (HCWs), Village Health Volunteers (VHVs), newborn children
Birth and death notification via mobile devices: a mixed methods systematic review (2021) · Cochrane
no estimate extracted30 participantsVery low
Mobile clinical decision‐support system vs standard care
Providers' adherence to recommended practices, guidelines, or protocol · healthcare providers using clinical decision‐support tools and patients receiving care from such providers
Decision‐support tools via mobile devices to improve quality of care in primary healthcare settings (2021) · Cochrane
no estimate extracted2 studies · 185 participantsVery low
Mobile clinical decision‐support system vs standard care
Time between presentation and appropriate management · healthcare providers using clinical decision‐support tools and patients receiving care from such providers
Decision‐support tools via mobile devices to improve quality of care in primary healthcare settings (2021) · Cochrane
no estimate extractedNRNo studies
Mobile clinical decision‐support system vs standard care
Patients' or clients' health behaviour · healthcare providers using clinical decision‐support tools and patients receiving care from such providers
Decision‐support tools via mobile devices to improve quality of care in primary healthcare settings (2021) · Cochrane
no estimate extracted1 study · 2086 participantsModerate
Mobile clinical decision‐support system vs standard care
Patients' or clients' health status and well‐being · healthcare providers using clinical decision‐support tools and patients receiving care from such providers
Decision‐support tools via mobile devices to improve quality of care in primary healthcare settings (2021) · Cochrane
no estimate extracted1 study · 2086 participantsModerate
Mobile clinical decision‐support system vs standard care
Patient or client acceptability and satisfaction · healthcare providers using clinical decision‐support tools and patients receiving care from such providers
Decision‐support tools via mobile devices to improve quality of care in primary healthcare settings (2021) · Cochrane
no estimate extracted1 study · 187 participantsLow
Mobile clinical decision‐support system vs standard care
Providers' acceptability and satisfaction · healthcare providers using clinical decision‐support tools and patients receiving care from such providers
Decision‐support tools via mobile devices to improve quality of care in primary healthcare settings (2021) · Cochrane
no estimate extractedNRNo studies
Mobile clinical decision‐support system vs standard care
Resource use · healthcare providers using clinical decision‐support tools and patients receiving care from such providers
Decision‐support tools via mobile devices to improve quality of care in primary healthcare settings (2021) · Cochrane
no estimate extractedNRNo studies
Mobile clinical decision‐support system vs standard care
Unintended consequences · healthcare providers using clinical decision‐support tools and patients receiving care from such providers
Decision‐support tools via mobile devices to improve quality of care in primary healthcare settings (2021) · Cochrane
no estimate extractedNRNo studies
Intervention NR
Finding 19: social exclusion. Some parents, predominantly from LMICs, were less accepting of childhood vaccination due to their experiences of social exclusion. Social exclusion may involve economic disadvantage, residential segregation, a lack of... · groups. Numerous parents characterised infants and young children as weak and vulnerable, and in need of protection…
Factors that influence parents' and informal caregivers' views and practices regarding routine childhood… (2021) · Cochrane
no estimate extractedNRModerate
Printed educational material vs no intervention
Healthcare professionals' practice outcome measured using dichotomous variablesAbsolute risk difference across various outcomes · healthcare professionals (physicians and allied health professionals)
Printed educational materials: effects on professional practice and healthcare outcomes (2020) · Cochrane
no estimate extracted16 studies · 3963 participantsModerate
Printed educational material vs no intervention
Healthcare professionals' practice outcome measured using continuous variablesStandardised mean difference across various outcomes · healthcare professionals (physicians and allied health professionals)
Printed educational materials: effects on professional practice and healthcare outcomes (2020) · Cochrane
no estimate extracted7 studies · 1631 participantsVery low
Printed educational material vs no intervention
Healthcare professionals' practice outcome measured using continuous variables · healthcare professionals (physicians and allied health professionals)
Printed educational materials: effects on professional practice and healthcare outcomes (2020) · Cochrane
no estimate extracted1 study · 1 participantsVery low
Printed educational material vs no intervention
Healthcare professionals' practice outcome Standardised median change in slope across various outcomes · healthcare professionals (physicians and allied health professionals)
Printed educational materials: effects on professional practice and healthcare outcomes (2020) · Cochrane
no estimate extracted35 studies · 54 participantsVery low
Printed educational material vs no intervention
Patient health outcome measured using dichotomous variables Absolute risk difference across various outcomes · healthcare professionals (physicians and allied health professionals)
Printed educational materials: effects on professional practice and healthcare outcomes (2020) · Cochrane
no estimate extracted4 studies · 935015 participantsModerate
Printed educational material vs no intervention
Patient health outcome measured using continuous variables Standardised mean difference across various outcomes · healthcare professionals (physicians and allied health professionals)
Printed educational materials: effects on professional practice and healthcare outcomes (2020) · Cochrane
no estimate extracted4 studies · 6737 participantsVery low
Printed educational material vs no intervention
Patient health outcome Standardised median change in slope across various outcomes · healthcare professionals (physicians and allied health professionals)
Printed educational materials: effects on professional practice and healthcare outcomes (2020) · Cochrane
no estimate extracted8 studies · 12 participantsVery low
Printed educational material only vs single intervention
Healthcare professionals' practice outcome measured using dichotomous variablesAbsolute risk difference across various outcomes · healthcare professionals (physicians)
Printed educational materials: effects on professional practice and healthcare outcomes (2020) · Cochrane
no estimate extracted1 study · 139 participantsLow
Printed educational material only vs single intervention
Healthcare professionals' practice outcome measured using continuous variablesStandardised mean difference · healthcare professionals (physicians)
Printed educational materials: effects on professional practice and healthcare outcomes (2020) · Cochrane
no estimate extracted1 study · 32 participantsVery low
Patient‐initiated appointment systems vs consultant‐led appointment systems
Patient outcomes: anxiety (HADS)a 12–24 months · adults with a chronic or recurrent condition
Patient‐initiated appointment systems for adults with chronic conditions in secondary care (2020) · Cochrane
OR 0.87 [0.68, 1.12]5 studies · 1019 participantsLow
Patient‐initiated appointment systems vs consultant‐led appointment systems
Patient outcomes: depression (HADS)a 9–24 months · adults with a chronic or recurrent condition
Patient‐initiated appointment systems for adults with chronic conditions in secondary care (2020) · Cochrane
OR 0.79 [0.51, 1.23]6 studies · 1835 participantsLow
Patient‐initiated appointment systems vs consultant‐led appointment systems
Patient outcomes: quality of life (different scales used across studies) · adults with a chronic or recurrent condition
Patient‐initiated appointment systems for adults with chronic conditions in secondary care (2020) · Cochrane
SMD 0.12 [0, 0.25]7 studies · 1486 participantsLow
Patient‐initiated appointment systems vs consultant‐led appointment systems
Service utilisation (contacts) · adults with a chronic or recurrent condition
Patient‐initiated appointment systems for adults with chronic conditions in secondary care (2020) · Cochrane
rate ratio 1.1115 studies · 3348 participantsLow
Patient‐initiated appointment systems vs consultant‐led appointment systems
Service utilisation (costs) per patient per year · adults with a chronic or recurrent condition
Patient‐initiated appointment systems for adults with chronic conditions in secondary care (2020) · Cochrane
no estimate extracted8 studies · 2235 participantsVery low
Patient‐initiated appointment systems vs consultant‐led appointment systems
Adverse events – relapse 12–60 months · adults with a chronic or recurrent condition
Patient‐initiated appointment systems for adults with chronic conditions in secondary care (2020) · Cochrane
no estimate extracted3 studies · 888 participantsLow
Patient‐initiated appointment systems vs consultant‐led appointment systems
Patient satisfaction 6–72 months · adults with a chronic or recurrent condition
Patient‐initiated appointment systems for adults with chronic conditions in secondary care (2020) · Cochrane
SMD 0.052 studies · 375 participantsLow
Health education vs usual practice
Uptake of HPV vaccinea · adolescents and parents
Improving vaccination uptake among adolescents (2020) · Cochrane
no estimate extracted3 studies · 1054 participantsHigh
Provider education with performance feedback vs usual practice
Uptake of HPV vaccinationa · paediatricians and nurse practitioners
Improving vaccination uptake among adolescents (2020) · Cochrane
no estimate extracted2e+05 participantsLow
Class‐based vs age‐based HPV vaccination
HPV vaccine uptakea · adolescents
Improving vaccination uptake among adolescents (2020) · Cochrane
no estimate extracted1 study · 5537 participantsModerate
Multi‐component provider intervention vs usual practice
HPV vaccine uptakeb · healthcare providers and their adolescent patients (boys and girls aged 11–21 years)
Improving vaccination uptake among adolescents (2020) · Cochrane
no estimate extracted1 study · 15849 participantsModerate
Multi‐component provider and parent intervention vs usual practice
HPV vaccine uptake at 3 months · healthcare workers and parents
Improving vaccination uptake among adolescents (2020) · Cochrane
no estimate extracted1 study · 337 participantsLow
Multi‐component provider and parent intervention vs usual practice
HPV vaccine uptake at 6 months · healthcare workers and parents
Improving vaccination uptake among adolescents (2020) · Cochrane
no estimate extracted1 study · 25869 participantsLow
Complex vs simplified health education
Uptake of hepatitis B vaccineb · adolescents
Improving vaccination uptake among adolescents (2020) · Cochrane
no estimate extracted1 study · 17411 participantsModerate