Retrospective study of colorectal cancer in Zimbabwe: Colonoscopic and clinical correlates

Table 5 Differences in the age distribution of patients with colorectal cancer between black Africans and Caucasians n (%)

Age group (yr)	Blacks (n = 44)	Whites (n = 41)	P value
≤ 40	4 (9)	0 (0)
41-50	10 (23)	1 (2)
51-60	18 (27)	8 (20)
> 60	18 (41)	32 (78)	< 0.001

Fisher’s exact test. Asians were excluded from this comparison because the number with colorectal cancer (2) was too small.