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Campbell evidence and gap maps

Coming soon – Campbell EGMs are a new evidence synthesis product. Plain language summaries of our EGMs will be published on this website. The interactive EGMs and full EGM reports will be available in our journal on the Wiley Online Library platform: click here.



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Other EGMs

Campbell has produced maps on other topics, sometimes in partnership with other organisations.



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Search Result: 80 Records found
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K2_THE_LATEST

‘No Excuses’ charter schools for increasing math and literacy achievement in primary and secondary education
  • Authors Sarah Krowka, Alexandria Hadd, Robert Marx
  • Published date 2017-08-28
  • Coordinating group(s) Education
  • Type of document Title Protocol Review Plain language summary
  • PLS Title No Excuses charter schools associated with greater gains in math and literacy than traditional public schools
  • PLS Description The No Excuses charter school model focuses heavily on high academic expectations, rigid and consistent discipline, extended instructional time, intensive teacher training, and increased parental involvement. This review examines the effect of No Excuses charter schools on math and literacy achievement. On average, No Excuses charter schools are associated with greater student gains on standardized measures of math and literacy achievement when compared to traditional public schools—with higher gains for math.
  • Title ‘No Excuses’ charter schools for increasing math and literacy achievement in primary and secondary education
  • See the full review https://onlinelibrary.wiley.com/doi/10.4073/csr.2017.9
Sexual offender treatment for reducing recidivism among convicted sex offenders
  • Authors Martin Schmucker, Friedrich Loesel
  • Published date 2017-07-31
  • Coordinating group(s) Crime and Justice
  • Type of document Protocol Review Plain language summary
  • PLS Title Treatment of sexual offenders reduces reoffending, but more research needed to identify effective interventions
  • PLS Description This review integrates findings from six experimental and 21 quasi-experimental studies that compare groups of treated sexual offenders with equivalent control groups. These studies tested whether treated sexual offenders differed from the control groups in sexual and other reoffending.
  • Title Sexual offender treatment for reducing recidivism among convicted sex offenders
  • See the full review https://onlinelibrary.wiley.com/doi/10.4073/csr.2017.8
Approaches to promote handwashing and sanitation behaviour change in low- and middle-income countries
  • Authors Emmy De Buck, Hans Van Remoortel, Karin Hannes, Thashlin Govender, Selvan Naidoo, Bert Avau, Axel Vande veegaete, Alfred Musekiwa, Vittoria Lutje, Margaret Cargo, Hans-Joachim Mosler, Philippe Vandekerckhove, Taryn Young
  • Published date 2017-05-19
  • Coordinating group(s) International Development
  • Type of document Title Protocol Review Plain language summary
  • Category Image Category Image
  • PLS Title Community-based approaches are most effective in promoting changes in hygiene practices, but sustainability is a challenge
  • PLS Description Diarrhoeal diseases are very common causes of death in low and middle-income countries. Improved sanitation and hygiene reduce diarrhoea, but adoption remains a challenge.This review assesses the evidence for two questions: (1) how effective are different approaches to promote handwashing and sanitation behaviour change; and (2) what factors influence the implementation of these approaches?
  • Title Approaches to promote handwashing and sanitation behaviour change in low- and middle-income countries
  • See the full review https://onlinelibrary.wiley.com/doi/10.4073/csr.2017.7
Effect of early, brief computerized interventions on risky alcohol and cannabis use among young people
  • Authors Geir Smedslund, Sabine Wollscheid, Lin Fang, Wendy Nilsen, Asbjørn Steiro, Lillebeth Larun
  • Published date 2017-04-07
  • Coordinating group(s) Social Welfare
  • Type of document Title Protocol Review Plain language summary
  • PLS Title Computerized brief interventions seem to reduce risky alcohol use among young people; no evidence of effect on cannabis consumption
  • PLS Description This review assesses research on the effectiveness of early, computerized brief interventions on alcohol and cannabis use by young people who are high or risky consumers of either one or both of these substances.
  • Title Effect of early, brief computerized interventions on risky alcohol and cannabis use among young people
  • See the full review https://onlinelibrary.wiley.com/doi/10.4073/csr.2017.6
Mindfulness-based interventions for improving cognition, academic achievement, behavior and socio-emotional functioning of primary and secondary students
  • Authors Brandy R Maynard, Michael Solis, Veronica Miller, Kristen E. Brendel
  • Published date 2017-03-10
  • Coordinating group(s) Education, Social Welfare
  • Type of document Title Protocol Review Plain language summary
  • PLS Title Mindfulness-Based Interventions in schools have positive effects on cognitive and socioemotional processes but do not improve behavior and academic achievement
  • PLS Description This review examines the effects of school-based MBIs on cognitive, behavioral, socioemotional and academic achievement outcomes with youth in a primary or secondary school setting.
  • Title Mindfulness-based interventions for improving cognition, academic achievement, behavior and socio-emotional functioning of primary and secondary students
  • See the full review https://onlinelibrary.wiley.com/doi/10.4073/CSR.2017.5
E-learning of evidence-based healthcare (EBHC) to increase EBHC competencies in healthcare professionals
  • Authors Anke Rohwer, Nkengafac Villyen Motaze, Eva Rehfuess, Taryn Young
  • Published date 2017-03-02
  • Coordinating group(s) Education
  • Type of document Title Protocol Review Plain language summary
  • PLS Title Blended learning is most effective in increasing evidence-based health care competencies of health workers
  • PLS Description This review assesses the effectiveness of e-learning of EBHC for increasing EBHC competencies in healthcare professionals. The primary outcomes are EBHC knowledge, skills, attitude and behaviour.
  • Title E-learning of evidence-based healthcare (EBHC) to increase EBHC competencies in healthcare professionals
  • See the full review https://onlinelibrary.wiley.com/doi/10.4073/csr.2017.4
Effects of certification schemes for agricultural production on socio-economic outcomes in low- and middle-income countries
  • Authors Carlos Oya, Florian Schaefer, Dafni Skalidou, Catherine McCosker, Laurenz Langer
  • Published date 2017-03-01
  • Coordinating group(s) International Development
  • Type of document Title Protocol Review Plain language summary
  • PLS Title Certification schemes do not seem to improve household incomes for farmers and wages for workers
  • PLS Description This review assesses whether certification schemes work for the wellbeing of agricultural producers and workers in low- and middle- income countries.
  • Title Effects of certification schemes for agricultural production on socio-economic outcomes in low- and middle-income countries
  • See the full review https://onlinelibrary.wiley.com/doi/10.4073/csr.2017.3
12-step programs for reducing illicit drug use
  • Authors Martin Bøg, Trine Filges, Lars Brännström, Anne-Marie Klint Jørgensen, Maja Karrman Fredriksson
  • Published date 2017-02-15
  • Coordinating group(s) Social Welfare
  • Type of document Title Protocol Review Plain language summary Data
  • PLS Title 12-step programs for reducing illicit drug use are neither better nor worse than other interventions
  • PLS Description This review examines the effectiveness of 12-step programs in reducing the use of illicit drugs. Secondary outcomes considered are on criminal behaviour, prostitution, psychiatric symptoms, social functioning, employment status, homelessness, and treatment retention.
  • Title 12-step programs for reducing illicit drug use
  • See the full review https://onlinelibrary.wiley.com/doi/10.4073/csr.2017.2
The relationship between teacher qualification and the quality of the early childhood care and learning environment
  • Authors Matthew Manning, Susanne Garvis, Christopher Fleming, Gabriel T. W. Wong
  • Published date 2017-01-20
  • Coordinating group(s) Education
  • Type of document Title Protocol Review Plain language summary
  • Category Image Category Image
  • PLS Title Higher teacher qualifications are associated with higher quality early childhood education and care
  • PLS Description This review examines the empirical evidence on the relationship between teacher qualifications and the quality of the early childhood learning environment. Higher teacher qualifications are positively associated with higher quality in early childhood education and care.
  • Title The relationship between teacher qualification and the quality of the early childhood care and learning environment
The effects of school-based decision-making on educational outcomes in low- and middle-income contexts
  • Authors Roy Carr-Hill, Caine Rolleston, Rebecca Schendel
  • Published date 2016-12-07
  • Coordinating group(s) International Development
  • Type of document Title Protocol Review Plain language summary
  • Category Image Category Image
  • PLS Title School-based decision-making has positive effects on education outcomes but less so in low-income countries
  • PLS Description Decentralizing decision-making to schools has mainly small to moderate positive effects in reducing repetition, dropouts and increasing test scores. These effects are restricted to middle-income countries, with fewer and smaller positive effects found in low-income countries or in disadvantaged communities.
  • Title The effects of school-based decision-making on educational outcomes in low- and middle-income contexts
  • See the full review https://onlinelibrary.wiley.com/doi/10.4073/csr.2016.9
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