Pattern and Distribution of Colorectal Cancer in Tanzania: A Retrospective Chart Audit at Two National Hospitals

Table 4

Crude and adjusted relative risk of colon cancer among CRC patients.

Variable	Univariate analysis			Multivariable analysis
	RR	95% CI	value	ARR	95% CI	value
Gender
Male	1.2027	1.02, 1.41	0.0252	0.18	1.01, 1.39	0.0428
Female	Reference
Age (years)
15–19	2.46	1.08, 5.62	0.0325	2.36	1.04, 5.35	0.0408
20–24	2.51	1.21, 5.19	0.0134	2.43	1.18, 5.01	0.0162
25–29	2.29	1.13, 4.64	0.0219	2.19	1.09, 4.43	0.0286
30–34	2.09	1.03, 4.26	0.042	2.07	1.02, 4.20	0.0441
35–39	1.95	0.95, 3.99	0.068	1.98	0.97, 4.05	0.0604
40–44	1.82	0.89, 3.69	0.0991	1.83	0.91, 3.72	0.092
45–49	1.78	0.87, 3.63	0.1121	1.75	0.86, 3.56	0.1199
50–54	1.57	0.77, 3.18	0.2124	1.60	0.79, 3.24	0.1894
55–59	2.02	1.00, 4.07	0.0496	2.03	1.01, 4.08	0.0471
60–64	1.85	0.92, 3.72	0.0852	1.87	0.93, 3.76	0.0772
65–69	2.14	1.05, 4.33	0.035	2.04	1.01, 4.12	0.0473
70–74	2.07	0.99, 4.31	0.0525	2.03	0.98, 4.21	0.0575
75–79	1.98	0.93, 4.19	0.0756	1.88	0.89, 3.98	0.0983
80+	Reference
Time (years)	1.05	1.01, 1.08	0.0052	1.05 (0.02)	1.01, 1.08	0.0075

Note: ARR refers to adjusted relative risk and SE stands for standard error of relative risk.