Table 4.

Main characteristics of the studies selected

Author	Participants	Year of publish	Sample size	Year of implementation	Country	Design	Quality of the evidence
Levi-Minzi and Surratt [71]	PLWHA	2014	503	2014	USA	Cross-section	Very Good
Emlet et al. [67]	PLWHA	2014	960	2013	Canada	Cross-section	Good
Turan et al. [77]	PLWHA	2018	203	2018	USA	Cross-section	Very Good
Li et al. [72]	MSM	2016	266	2014	China	Cross-section	Very Good
Zhang et al. [82]	PLWHA	2018	2987	2012–2015	China	Cross-section	Satisfactory
Zhang et al. [80]	PLWHA	2016	2987	2012–2013	China	Cross-section	Good
Courtenay–Quirk et al. [66]	MSM	2006	456	2006	USA	Cross-section	Good
Zeng et al. [79]	PLWHA	2018	411	2013	China	Cross-section	Satisfactory
Li et al. [106]	PLWHA	2018	239	2014	China	Cross-section	Very Good
Lambert et al. [65]	PLWHA	2019	355	2018	USA	Cross-section	Good
Felker-Kantor et al. [69]	PLWHA	2019	380	2015–2017	USA	Cross-section	Good
Ferlatte et al. [70]	MSM	2017	673	2014–2015	Canada	Cross-section	Satisfactory
Fekete et al. [68]	PLWHA	2018	181	2017	USA	Cross-section	Very Good
Galvan et al. [18]	PLWHA	2010	283	2005–2010	USA	Cross-section	Good
Akena et al. [63]	PLWHA	2012	368	2012	Uganda	Cross-section	Satisfactory
Lee et al. [30]	PLWHA	2002	268	2002	USA	Cross-section	Good
Pearson et al. [74]	PLWHA	2009	277	2009	Mozambicans	Cross-section	Good
Burke et al. [64]	PLWHA	2015	381	2012–2013	Russia	Cross-section	Satisfactory
Rael and Hampanda [76]	PLWHA	2016	231	2014	Mexico	Cross-section	Good
Turan et al. [78]	PLWHA	2017	1356	2014–2016	USA	Cross-section	Good
Peltzer and Ramlagan [75]	PLWHA	2011	735	2007–2008	South African	Cross-section	Very Good
Zhang et al. [81]	PLWHA	2016	2987	2012–2013	China	Cross-section	Very Good