Table 1. Summary of studies’ attributes.

First Author	Year	Setting	Study Design	Sample Size	Age (mean/median)	Follow–up (years)	Assessment of Health Outcome
Clark et al. [40]	2015	Uganda	Retrospective Cohort	49	40 (mean)	5 months	Standardized Questionnaires
Maurice et al. [41]	2018	Liberia	Retrospective Cohort	329	33(mean)	10 months	Medical reports
Etard et al. [42]	2017	Guinea	Cross-sectional	802	28.4 (median)	1 year, 4 months	Standardized Questionnaires and clinical assessment
Wadoum et al. [43]	2017	Sierra Leone	Prospective Cohort	246	27 (mean)	1 year, 3 days	Questionnaires and clinical laboratory assessment
Howlett et al. [44]	2018	Sierra Leone	Prospective Cohort	324	28 (median)	4 months	Medical reports
Keita et al. [45]	2017	Guinea	Prospective Cohort	256	31 (median)	1 year	Standardized Questionnaires
Kelly et al. [46]	2018	Congo	Cross-sectional	221	53.2 (mean)	2 months	Standardized Questionnaires
Mohammed et al. [47]	2017	Sierra Leone	Retrospective Cohort	115	28 (median)	1 year, 1 month	Medical reports
Mohammed et al. [48]	2015	Nigeria	Cross-sectional	117	34 (mean)	2 weeks	Standardized Questionnaires
Qureshi et al. [49]	2015	Guinea	Cross-sectional	105	38.9 (mean)	3 months	Standardized Questionnaires
Scott et al. [50]	2016	Sierra Leone	Cross-sectional	44	35 (median)	3 weeks	Medical reports
Tiffany et al. [51]	2016	Sierra Leone	Retrospective Cohort	166	24.7 (mean)	5 months	Standardized Questionnaires and clinical assessment
Wilson et al. [52]	2016	Liberia	Cross-sectional	268	30 (median)	4 months	Standardized Questionnaires