Table 1 Patient characteristics.

Characteristic
PET-CT, positron emission tomography-computed tomography.
Patients, n	461
Gender, n (%)
Male	252 (54.7)
Female	209 (45.3)
Age at diagnosis, y
Median (range)	70 (63–76)
Indication for colonoscopy
Positive screening test	91 (19.7)
Digestive symptoms	131 (28.4)
Hematochezia	74 (16.1)
Individual screening	163 (35.4)
PET-CT colonic fixation	26 (5.6)
Acromegaly	1 (0.2)
Other	23 (5.0)