Table 5.
Patient-related determinants of participants’ preference for CTC or OC
| Direct post-test | 5-weeks post-test | |||
|---|---|---|---|---|
| Univariate analysis | Multivariate analysis | Univariate analysis | Multivariate analysis | |
| Age ≥ 65 years | 0.13 (0.02–0.97) p = 0.05 | 0.14 (0.02–1.18) p = 0.07 | 1.10 (0.45–2.73) p = 0.83 | NA |
| Female | 0.93 (0.39–2.20) p = 0.87 | NA | 1.28 (0.60–2.71) p = 0.53 | NA |
| High level of education | 2.34 (1.00–5.49) p = 0.05 | 1.92 (0.75–4.90) p = 0.17 | 1.48 (0.69–3.16) p = 0.32 | NA |
| Income ≥ 27,000 euros | 1.02 (0.37–2.80) p = 0.97 | NA | 0.93 (0.40–2.18) p = 0.87 | NA |
| Symptoms of colorectal cancer at present | 1.70 (0.70–4.10) p = 0.03 | 1.02 (1.00–1.04) p = 0.03 | 1.02 (1.00–1.04) p = 0.08 | NA |
| Personal history of colorectal polyps | 0.51 (0.22–1.21) p = 0.13 | NA | 0.67 (0.31–1.43) p = 0.30 | NA |
| Personal history of colorectal cancer | 0.89 (0.30–2.59) p = 0.82 | NA | 0.89 (0.34–2.28) p = 0.80 | NA |
| Family history of colorectal polyps or cancer | 2.52 (0.80–7.92) p = 0.11 | NA | 0.91 (0.40–2.06) p = 0.82 | NA |
| Difficult or painful defecation in daily life | 0.27 (0.61–1.23) p = 0.09 | 0.30 (0.07–1.41) p = 0.13 | 0.42 (0.13–1.29) p = 0.13 | NA |
| Use of sedatives or analgesics at optical colonoscopy | 1.20 (0.37–3.82) p = 0.76 | NA | 2.83 (0.67–8.52) p = 0.18 | NA |
| Duration of optical colonoscopy >40 min | 1.02 (0.99–1.05) p = 0.26 | NA | 2.42 (1.12–5.25) p = 0.03 | NA |
| Depiction of polyps at optical colonoscopy | 1.27 (0.47–3.42) p = 0.64 | NA | 0.91 (0.40–2.06) p = 0.82 | NA |
| Duration of CT colonography >20 min | 1.56 (0.66–3.66) p = 0.31 | NA | 1.58 (0.74–3.35) p = 0.24 | NA |
| Insufflation of CO2 at CT colonography (>4 l) | 1.08 (0.46–2.57) p = 0.86 | NA | 0.63 (0.28–1.42) p = 0.26 | NA |
An odds ratio less than 1 indicates a positive association with a preference for CT colonography; an odds ratio greater than 1 indicates a positive association with a preference for optical colonoscopy
NA not applicable