Table 2 Analysis of the positive and negative predictive values per patient
Analysis according to patient (with polyps ≥6 mm) | |
|---|---|
Positive predictive value | |
Radiographer R1 | 57.1 [39.1–73.5] |
Radiographer R2 | 57.7 [38.9–74.7] |
Radiographer R3 | 60.0 [42.3–75.4] |
Radiographer R4 | 51.7 [34.4–68.6] |
Radiologist R5 | 63.6 [43.0–80.3] |
Radiologist R6 | 51.4 [35.6–67.0] |
Average reader values | |
Radiographers | 56.6 [40.1–73.2] |
Radiologists | 56.1 [40.0–72.3] |
Negative predictive value | |
Radiographer R1 | 91.5 [81.6–96.3] |
Radiographer R2 | 90.2 [80.2–95.4] |
Radiographer R3 | 94.7 [85.6–98.2] |
Radiographer R4 | 89.7 [79.2–95.2] |
Radiologist R5 | 89.2 [79.4–94.7] |
Radiologist R6 | 94.2 [84.4–98.0] |
Average reader values | |
Radiographers | 91.5 [85.2–97.8] |
Radiologists | 91.5 [85.4–97.5] |