Table 5.

Factors related to supervision

Availability of supervision	Lack of supervision decreased motivation	Callaghan-Koru et al. (2012, 2013), Gusdal et al. (2011), Hill et al. (2008), Javanparast et al. (2011), Kok and Muula (2013), Moetlo et al. (2011), Nsabagasani et al. (2007), Perez et al. (2009), and Suri et al. (2007)
	Supervision increased motivation	Amare (2011), Lewis (2010), Martinez et al. (2008), Puett et al. (2013), and Simwaka et al. (2012)
Frequency of supervision	Frequency of supervision was not correlated with guideline adherence in one study, in another study it increased CHW performance	Rowe et al. (2007a) and Smith et al. (2013)
Location of supervision	Facility-based supervision hindered CHW’s work	Chanda et al. (2011)