Table 1.

Domains of PESTELI (Political, Economic, Sociological, Technological, Ecological, Legislative, Industry) framework covered by the included studies

Study (author/year)	Settings	Data collection	PESTELI framework
			P	E	S	T	E	L	I	Other frameworks
36	Nepal	Literature review; grey literature; 60 interviews	✓		✓		✓	✓
34	Tanzania	Literature review; grey literature	✓			✓				SWOT analysis
35	WHO African countries	Literature review	✓			✓
31	India	Documentary review; case studies	✓	✓	✓			✓
37	Vietnam	Literature review; stakeholder and expert opinion	✓	✓	✓	✓	✓	✓	✓
28	Germany	Concept piece—no data		✓		✓	✓	✓
30	Ghana	Documentary review; four interviews	✓		✓		✓	✓
32	South-East Asia	Documentary review	✓	✓
33	South-East Asia	Documentary review	✓	✓
29	South-East Asia	Concept piece—stakeholder and expert opinion	✓	✓

SWOT, Strengths, Weaknesses, Opportunities and Threats.