Table 5.
Reader Group | Mean Observer Score Using Continuous Data, No. (95% CI) |
Mean Observer Score Using Categoric Data, No. (95% CI) |
||||
---|---|---|---|---|---|---|
Unaided | Computer-Aided | Difference | Unaided | Computer-Aided | Difference | |
Overall | 58.4 (55.0 to 61.9) | 59.0 (55.6 to 62.5) | 0.6 (−1.8 to 0.5) | 2.2 (2.1 to 2.3) | 2.2 (2.1 to 2.3) | 0 (−0.05 to 0.02) |
Pathologists | 59.9 (56.3 to 63.7) | 60.6 (57.2 to 64.1) | 0.7 (−2.1 to 0.8) | 2.3 (2.2 to 2.3) | 2.3 (2.2 to 2.4) | 0 (−0.04 to 0.04) |
Novices | 56.9 (53.1 to 60.6) | 57.5 (54.0 to 61.0) | 0.6 (−2.1 to 1.2) | 2.1 (2.0 to 2.2) | 2.2 (2.1 to 2.3) | 0.02 (−0.07 to 0.03) |
Abbreviation: CI, confidence interval.
Numbers in parentheses indicate the 95% CI constructed from 100 bootstrap samples. No differences in scores are statistically significant.