Table 7.

Comparison of low back pain prevalence of the current study with others.

Author		Walker [17]	Hoy [15]	Louw [18]		Morris [19]	Bello [89]	Current (based on the 24 included studies)
Country		Global	Global	Africa		Africa	Nigeria	Ethiopia
				Ado	Adult			Pooled	Mean
Point prevalence in %	M	—	18.3	12	32	39	33.28	40.82	40.86
	L	12	6.6	10	16	30	14.7	36.39	36.39
	H	33	30	14	59	47	59.7s	45.32	45.32
Annual prevalence in %	M	—	38	33	50	57	55.39	54.05	50.69
	L	22	18.1	14	—	51	32.5	25.61	25.61
	H	65	43.5	—	72	63	73.53	82.93	82.93
Lifetime prevalence in %	M	—	38.9	36	62	47	51.75	—	—
	L	11	14.6	28	—	37	45.5	—	—
	H	84	63.2	—	74	58	58	—	—
Seven-day prevalence in %	M	—	—	—	—	—	—	37.48	37.52
	L	—	—	—	—	—	—	15.29	15.29
	H	—	—	—	—	—	—	54.15	54.15

Ado: adolescents; M: mean; L: lowest; H: highest; —: data not reported.