Vertebral Artery Hypoplasia in a Black Kenyan Population

Table 1

Age distribution of the population from which arteries were obtained.

Age range (years)	Frequency		Total
	Male	Female
21–30	15	11	26 15]
31–40	19	15	34 20]
41–50	26	19	45 26]
51–60	25	18	43 25]
61–70	10	9	19 11]
71–80	4	2	6 [3
Total	99	74	173