Table 3.

Subgroup analysis of the pooled prevalence of peripheral artery disease among patients with DM in sub-saharan Africa

Subgroups	Number of studies	Prevalence (95% CI)	Heterogeneity statistics	P-value	I2	Tau2
Subcontinent
East Africa	6	32.14(27.28 to 38.10)	32.49	< 0.0001	84.6	29.4
West Africa	10	36.24(3.96 to 40.52)	72.24	< 0.0001	87.5	40.25
Central Africa	2	20.34(17.57 to 23.12)	1.13	0.287	11.8	0.60
Overall	18	32.97(29.71 to 36.24)	198.36	< 0.0001	91.4	42.28
Study population
DM	10	34.03(29.14–38.92)	177.28	< 0.0001	94.9	55.77
Type 2 DM	8	31.91(29.04 to 34.78)	14.2	< 0.0001	50.7	8.48
Overall	18	32.97(29.71 to 36.24)	198.36	< 0.0001	91.4	42.28