Table 3.

Epidemiological and clinicopathological characteristics of patients by age

Characteristic	Age (n/%)				Total
	≤ 29	30–39	40–49	50–54
Count	6 (1.7%)	34 (9.9%)	132 (38.2%)	173 (50.1%)	345 (100%)
Sex
Male	3 (0.9%)	19 (5.5%)	69 (20.0%)	91 (26.0%)	182 (52.8%)
Female	3 (0.9%)	15 (4.3%)	63 (18.0%)	82 (23.8%)	163 (47.2%)
Presentation
Elective	2 (0.6%)	21 (6.1%)	95 (27.5%)	89 (25.8%)	207 (60.0%)
Emergency	3 (0.9%)	12 (3.5%)	33 (9.6%)	28 (8.1%)	76 (22.0%)
Screening	0	0	1 (0.3%)	52 (15.1%)	53 (15.4%)
Incidental	0	0	1 (0.3%)	1 (0.3%)	2 (0.6%)
Unknown	1 (0.3%)	1 (0.3%)	2 (0.6%)	3 (0.9%)	7 (2.0%)
Past Medical History
IBD	0	4 (1.2%)	3 (0.9%)	7 (2.0%)	14 (4.1%)
Previous cancer	0	1 (0.3%)	4 (1.2%)	9 (2.6%)	14 (4.1%)
Alcoholism	0	2 (0.6%)	12 (3.5%)	14 (4.1%)	28 (8.1%)
Numerical Stage
I	0	2 (0.6%)	12 (3.5%)	27 (7.8%)	41 (11.9%)
II	2 (0.6%)	5 (14.5%)	37 (10.7%)	46 (13.3%)	90 (26.1%)
III	3 (0.9%)	16 (4.6%)	59 (17.1%)	68 (19.7%)	146 (42.3%)
IV	1 (0.3%)	10 (2.9%)	23 (6.7%)	31 (9.0%)	65 (18.8%)
Tumour Location
Right	1 (0.3%)	6 (1.7%)	18 (5.2%)	35 (10.1%)	60 (17.4%)
Left	3 (0.9%)	12 (3.5%)	53 (15.4%)	61 (17.7%)	129 (37.4%)
Rectal	2 (0.6%)	16 (4.6%)	55 (15.9%)	74 (21.4%)	147 (42.6%)
Transverse	0	0	3 (0.9%)	2 (0.6%)	5 (1.4%)
Tumour Differentiation
Well	0	0	2 (0.6%)	3 (0.9%)	4 (1.2%)
Medium	5 (1.4%)	23 (6.7%)	106 (30.7%)	137 (39.7%)	271 (78.6%)
Poor	1 (0.3%)	8 (2.3%)	17 (4.9%)	16 (4.6%)	42 (12.2%)
Undocumented	0	3 (0.9%)	8 (2.3%)	17 (4.9%)	28 (8.1%)
Management
Surgical	5 (1.4%)	27 (7.8%)	117 (33.9%)	155 (44.9%)	304 (88.1%)
Palliative	1 (0.3%)	6 (1.7%)	14 (4.1%)	16 (4.6%)	37 (10.7%)
Chemotherapy Received	5 (1.4%)	31 (9.0%)	110 (31.9%)	133 (38.6%)	279 (80.9%)
Radiotherapy Received	0	14 (4.1%)	42 (12.2%)	61 (17.7%)	117 (33.9%)
Tumour Recurrence	0	5 (1.4%)	40 (11.6%)	33 (9.6%)	78 (22.6%)
Patient Deceased	3 (0.9%)	14 (4.1%)	42 (12.2%)	55 (15.9%)	114 (33.0%)