Table 1 Summary of findings

Study Settings

Developing countries that include, Bangladesh, Afghanistan, Ethiopia, Ghana, Kenya, Uganda, Northern Nigeria, Tanzania, India, Pakistan Kosovo, Malawi, Myanmar, Sub-Saharan African countries (Democratic Republic of Congo, Maban & Burkina Faso).

Study design

• Qualitative inquiry using In-depth interviews and FGD’s (n = 7)

• Mixed method design (n = 3)

• Situational analysis (n = 3),

• Cross-sectional study design (n = 2)

• Before and after study design (n = 2).

• Web based survey (n = 1)

• Evaluation approach as study design (n = 1).

• Special communication (n = 1)