Table 3.
Reasons why participants preferred either CT colonography or optical colonoscopy (5-weeks post-test)
| Preference for CT colonography (n = 115) | Preference for optical colonoscopy (n = 37) | ||
|---|---|---|---|
| PEG was burdensome | 43 (37%) | OC is therapeutic | 20 (54%) |
| Complete CTC examination (preparation and procedure) less burdensome | 17 (15%) | CTC preparation was burdensome | 6 (16%) |
| CTC preparation less burdensome | 16 (15%) | In the case of a positive CTC then follow-up with OC (2 examinations) | 4 (11%) |
| No sedation for CTC | 7 (6%) | OC is more accurate | 3 (8%) |
| No pain during CTC | 6 (5%) | Discomfort during CTC examination | 1 (3%) |
| Less burden during CTC | 5 (4%) | Sedatives for OC | 1 (3%) |
| Pain during OC | 4 (3%) | Ability to watch screen during OC | 1 (3%) |
| If not necessary no (therapeutic) OC | 3 (3%) | No particular reason | 1 (3%) |
| Simpler preparation for OC | 2 (2%) | ||
| Evaluation of extracolonic condition | 2 (2%) | ||
| No particular reason | 10 (9%) | ||
Participants wrote down on the questionnaire why they preferred CT colonography or optical colonoscopy as their future examination. No list of possible reasons was provided
PEG polyethylene glycol (4 l), CTC computed tomography colonography, OC optical colonoscopy