Table 3.

Characteristics of included studies and findings

Author and date	Country	Geographical area	Study setting	Study design
Alemnji et al., 2011 [56]	Developing countries	Rural	Resource limited settings	Expert review
Ansbro et al., 2015 [51]	Zambia	Rural	Antenatal clinic	Mix method
Bonawitz et al., 2015 [47]	Zambia	Urban and Rural	Antenatal clinic	Quasi-experimental evaluation
Hamer et al., 2012 [43]	Zambia	Rural	Children clinic	Cluster-randomised controlled trial
Hasselback et al., 2014 [48]	Mozambique	Urban and Rural	General clinics	Mix method
Kyabayinze et al., 2012 [45]	Uganda	Rural	General clinic	Cross-sectional survey
Mabey et al., 2012 [49]	Tanzania, Uganda, China, Peru and Zambia and Brazil	Urban and Rural	Antenatal clinics and Community-based	Mix Method
McGuire et al., 2014 [55]	Developing Countries	Urban and Rural	Primary and secondary health facilities	Narrative review
Peeling, 2015	Developing Countries	Urban and Rural	Resource limited settings	Expert review
Peeling and Ronald, 2009 [54]	Developing Countries	Urban and Rural	Resource limited settings	Narrative Review
Shott et al., 2012 [53]	Sub-Sahara Africa	Urban and rural	Resource limited settings	Expert review
Smith et al., 2015 [53]	Guatemala	Rural	Antenatal clinics and Community-based	Cross-sectional survey
Stevens et al., 2014 [52]	Developing countries	Urban and rural	Resource limited settings	Expert review
Thairu et al., 2011 [50]	Burkina Faso and Zimbabwe	Rural	Hospital and community-based clinic	Cohort study
Jaya et al., 2017 [46]	South Africa	Rural	Primary Healthcare Clinics	Cross-sectional (Audit)