From: A comparison of clinicopathologic features of prostate cancer between Nigerian and South African black men
PSA category
Country
Total n = 234 n (%)
Nigeria n = 117 n (%)
South Africa n = 117 n (%)
High risk
86 (73.5)
75 (64.1)
161 (68.8)
Moderate risk
19 (16.2)
17 (14.5)
36 (15.4)
Low risk
12 (10.3)
25 (21.4)
37 (15.8)