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Table 4 PCa disease risk classification (adaptation*1 of D’Amico’s risk criteria)

From: A comparison of clinicopathologic features of prostate cancer between Nigerian and South African black men

Disease category

Country

Total N = 234 n (%)

Nigeria n = 117 n (%)

South Africa n = 117 n (%)

High

108 (54.8)

89 (45.2)

197 (100.0)

Intermediate

6 (27.3)

16 (72.7)

22 (100.0)

Low

3 (20.0)

12 (80.0)

15 (100.0)

  1. χ2 = 11.8 (df = 2), p = 0.003