Table 1. Clinical characteristics of 15 CRC patients at the time of diagnosis.

Parameter	Number of patients	% of patients	Range
Gender
Male	10	66.7
Female	5	33.3
Age at diagnosis (year)
<65	9	60.0	39–64
⩾65	6	40.0	65–79
Localization
Rectum	5	33.3
Colon	9	60.0
Cecum	1	6.7
Tumor size (cm)
<3	1	6.7	2.7–3
3–5	9	60.0	3–5
>5	5	33.3	5–8.45
Clinical (TNM) stage
I	0	0
II	6	40.0
III	8	53.3
IV	1	6.7

Abbreviations: CRC, colorectal cancer; TNM, tumor-node metastasis.