Table 4.

Quality assessment of qualitative studies

	Inclusion criteria	Method & aim congruity	Method & data collection congruity	Participant voices	Ethics	Protocol	Measures	Outcome data	Outcome reporting	Confounders	Other	Overall
Bosua (2013) [19]	–	–	–	–	+	–	+	–	+	+	+	Mod
Grant (2013) [25]	–	–	–	–	+	+	+	–	–	+	+	Mod
Tietze (2011) [36]	–	–	–	–	+	–	–	+	–	+	+	Mod

(−) = low risk; (+) = high risk