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Abstract The systematic review set out in this protocol is part of a broader evidence synthesis which intends to produce two systematic reviews to address a significant gap in the evidence base identified by Luchenski et...

Abstract Background There are approximately 1 billion people in the world with some form of disability. This corresponds to approximately 15% of the world's population (World Report on Disability, 2011). The majority of ...

Abstract This is the protocol for a Campbell systematic review. The objectives are as follows: Our aim is to collect, assess, and synthesise all the available empirical evidence on what works to support evidence‐inform...

Abstract Background Lack of access to and use of water, sanitation and hygiene (WASH) cause 1.6 million deaths every year, of which 1.2 million are due to gastrointestinal illnesses like diarrhoea and acute respiratory i...

Abstract This is the protocol for a Campbell Evidence Gap Map. The main objectives of the EGM are: establish the nature and extent of the primary empirical evidence on informal social support interventions, identify inte...

Abstract Background Adequate housing is a basic human right. The many millions of people experiencing homelessness (PEH) have a lower life expectancy and more physical and mental health problems. Practical and effective ...

ABSTRACT Background Domestic Violence and Abuse (DVA) is a significant global problem that warrants a robust, multi‐sectoral response. The Covid‐19 pandemic highlighted that informal and social networks play a critic...

Abstract Background Video‐based interventions (VBIs) are an approach that can be used to promote social behavioural skills for autistic children and young people. Despite an abundance of literature in this area, previo...

Abstract Background Globally, almost 1.6 billion individuals lack adequate housing. Many accommodation‐based approaches have evolved across the globe to incorporate additional support and services beyond delivery of ho...

This Campbell systematic review assesses the effectiveness of home‐based child development interventions in improving children's developmental outcomes. The review summarises findings from seven studies. Two of the stu...

This Campbell systematic review examines the effects of input subsidies on agricultural productivity, beneficiary incomes and welfare, consumer welfare and wider economic growth. The review summarizes evidence from 15 ex...

Executive summary/Abstract Background In the field of terrorism research, the violent radicalisation of individuals towards perpetrating acts of terror has been the subject of academic enquiry for some time. One core foc...

ABSTRACT Background: Climate change and widespread environmental degradation have increased the risk of natural hazards in recent decades. Hydrological, meteorological, and climatological disasters have become more frequ...

Abstract Background High‐income countries offer social assistance (welfare) programs to help alleviate poverty for people with little or no income. These programs have become increasingly conditional and stringent in r...

Objective Children and young people (CYP) presenting in mental health crisis to acute paediatric settings represent a growing clinical and system-level challenge. These environments, primarily designed for physical healt...

Poor housing is associated with poor health. This suggests that improving housing conditions might lead to improved health for residents. This review searched widely for studies from anywhere in the world which had inves...

ABSTRACT Background Halfway through the final decade of actions towards the 2030 Sustainable Development Goals (SDGs), progress toward SDG7 is off track. It is estimated that by 2030, 660 million people, mainly rural pop...

This Campbell systematic review examines the empirical research on the effectiveness of female genital mutilation/cutting (‘FGM/C’) interventions to reduce the occurrence of FGM/C practices in the 28 African countrie...

Abstract Background Involving men and boys as both users and supporters of Family Planning (FP) is now considered essential for optimising maternal and child health outcomes. Evidence on how to engage men and boys to mee...

Abstract This is the protocol for a Campbell systematic review. The objectives are as follows: the primary objective of this review is to synthesise evidence of the effectiveness of interventions to promote climate‐sma...

Abstract Background The COVID‐19 pandemic, caused by the SARS‐CoV‐2 virus, has resulted in illness, deaths and societal disruption on a global scale. Societies have implemented various control measures to reduce tr...

This Campbell systematic review examines the effects of recovery schools on student behavioral and academic outcomes, compared to the effects of non‐recovery schools. The review summarizes evidence from one quasi‐exp...

This Campbell systematic review examines the impact of reducing the maximum duration of unemployment benefits on job‐finding rates. Seven studies were included in the review, all of which are from European countries. I...