Table 1 Outcomes for 1143 patients with FAST score > 2.12 in 1447 referred patients with both faecal haemoglobin concentration and colonoscopy results
Outcome | Colorectal cancer (CRC) in the 1143 with FAST score > 2.12 | Significant bowel disease (SBD) in the 1143 with FAST score > 2.12 |
|---|---|---|
No. of colonoscopies | 1143 | 1143 |
No (%) with disease | 94 (8.2) | 286 (25.0) |
Positive predictive value (%) with (95% CI) | 8.2 (8.0–8.5) | 25.0 (24.3–25.8) |
Negative predictive value (%) with (95% CI) | 98.9 (97.7–100.0) | 96.7 (94.1–98.2) |
Sensitivity (%) with (95% CI) | 99.0 (94.3–100.0) | 96.6 (93.9–98.4) |
Specificity (%) with (95% CI) | 22.4 (20.2–24.7) | 25.5 (23.1–28.2) |