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

Table 4 The endoscopic and histological diagnoses in symptomatic patients only n (%)

Primary finding	Black Africansn = 413	Caucasiansn = 839	Asians/othern = 78	P value
Normal	205 (50)	337 (40)	42 (54)	0.001
Polyps	17 (4)	70 (8)	8 (10)	0.013
Adenocarcinoma	41 (10)	37 (4)	2 (3)	< 0.001
Other tumours1	2	1
Diverticulosis	27 (7)	245 (29)	14 (18)	< 0.001
Colitis	34 (8)	26 (3)	1 (1)	< 0.001
Haemorrhoids	64 (16)	112 (13)	9 (12)	0.483
Others	23 (6)	11 (1)	2 (3)	< 0.001

¹One black patient had Kaposi’s sarcoma and one had non-Hodgkin’s lymphoma. There was one Caucasian patient with a mucosa-associated lymphoid tissue lymphoma.