Table 1. Summary of studies published between 2014 and 2019 with data on occurrence of pulmonary hypertension in Africa.

Author	Study Design, Number of Patients, Heart Condition and Age of Participants	% with PH
Ifeoluwa et al. 201910	Case-Control; 79 hypertensive heart disease and 92 healthy controls (adults)	32.9
Lamina et al. 201911	Case-Control; 200 sickle cell disease and 200 normal controls; patients 1-12 years old	8.0
Mahomed et al. 201912	cross-sectional study; 228 COPD - adults	63.0
Bigna et al. 201913	Systematic review; 42,642 HIV infected adolescents and adults from 17 countries	8.3
Kushimo et al. 201914	Observational; 219 patients with heart failure - adults	8.8
Dzudie et al. 201815	Prospective cohort study; 2194 patients adults	15.6
Bigna et al. 201716	Systematic review of observational studies; 11,163 people w/ cardiac complains - adults	9.8
	937 HIV positive	10.6
	2077 heart failure	32.9
	259 undergoing heart surgery	68.7
	51 COPD	62.7
Jinji et al. 201717	Cross-sectional; 178 adults	25.3
Sokunbi et al. 201718	Case-Control; 175 sickle cell diseases; 5-18 years old	22.9
Amadi et al. 201719	92 sickle cell disease –adults	23.9
Bigna et al.201620	Systematic review and meta-analysis; 664 adult patients (3 studies)	14.0
Ejim et al. 201621	259 patients w/ degenerative mitral valve disease	30.0
Adem et al. 201422	Retrospective review of records; ultrasound department evaluations in adults	32.6
Enakpene et al. 201423	90; patients w/sickle cell disease - adults	12.2