Table 1. Characteristics of studies included in the review.

Author	Country	Study Design	Setting	Duration	Age Range (years)	Male: Female Ratio	Sample Size	Case Fatality	Admission GCS [%]				Mechanism of Injuries [%]
									Mild (13–15)	Moderate (9–12)	Severe (<9)	Missing	RTA	Falls	Intentional	Others
Abdelgadir et al. [4]	Uganda	Retrospective	Referral Hospital	2012–2015	0–18	1.6:1	381	38	53.8	29.8	16.4	0	71.1	11.5	9.9	7.6
Vaca et al. [23]	Uganda	Prospective	Referral Hospital	2014–2015	0–17	2.0:1	347	34	46	32	17	4	72	9	12	7
Punchak et al. [17]	Uganda	Prospective	Referral Hospital	2016–2017	0–18	1.6:1	100	4	55	30	11	3	75	6	10	7
Schrieff et al. [12]	South Africa	Retrospective	University/Specialist Hospital	2000–2011	0–15	1.9:1	137	20	Not reported	Not reported	Not reported		75.9	5.1	6.6	3.7
Bedry et al. [30]	Ethiopia	Prospective	University/Specialist Hospital	2017–2018	7m-14	2.2:1	317	10	72.9	19.2	7.9	0	45.4	32.8	12.6	8.8
Udoh et al. [29]	Nigeria	Prospective	Teaching/Referral Hospital	2006–2011	3m-17	1.1:1	127	11	29.1	30.7	40.2	0	67.7	15	5.2	1.6
Buitendag et al. [24]	South Africa	Retrospective	Prospective Digital Registry	2012–2016	≤18	2.4:1	563	11	80.1	11.9	8	0	43	18	19	20
Okyere-Dede et al. [28]	South Africa	Retrospective	Tertiary Hospital	1999–2001	0–15	2.0:1	506	18	80.1	10.3	9.6	0	63	23	5	8
Lalloo et al. [26]	south Africa	Retrospective	University/Specialist Hospital	1991–2001	0–13	1.4:1	37610	75	Not reported	Not reported	Not reported		19.1	41.2	13.1	31.5
Egbonhou et al. [31]	Togo	Retrospective	University Hospital	2012–2018	0–15	2.0:1	91	29	52.7	39.6	7.7	0	79.1	19.8		1.1
Hode et al. [32]	Benin	Retrospective	University Hospital	2012–2013	0–16	1.4:1	102	4	51.9	33.3	14.8	0	62.8
Kouitcheu et al. [25]	Cote D’voire	Retrospective	University Hospital	2000–2017	<16	1.8:1	292	39	53.8	36.8	9.4	0	78.7	9.4	2.6	7.3
Mendy et al. [27]	Senegal	Retrospective	General Hospital	2000–2010	0–15		112	39	Not reported	Not reported	Not reported		74.9

RTA = Road Traffic Accident, GCS = Glasgow Coma Scale.