Table 4. Positive predictive value of faecal immunochemical test for AN according to group and user group.
| FIT positive | PPV for AN no. (%) | OR | 95% CI | P-valuea | |
|---|---|---|---|---|---|
| Non-users |
365 |
184 (50.4) |
1 (Ref.) |
|
|
| Users group |
21 |
10 (47.6) |
0.7 |
0.3–1.8 |
0.5 |
| OAC | 13 | 4 (30.8) | 0.4 | 0.1–1.3 | 0.14 |
| OAC+others | 8 | 6 (75) | 2.0 | 0.4–10.8 | 0.4 |
Abbreviations: AN=advanced neoplasia; CI=confidence interval; OAC=oral anticoagulants; OR=odds ratio; Others=aspirin ⩽300 mg day–1 or clopidogrel; PPV= positive predictive value.
a
Compared with non-users and adjusted for age and sex.