Table 1.
Measure | Mean | SD | Years value | Chest CTs value | Model value | |||||
---|---|---|---|---|---|---|---|---|---|---|
Sensitivity | 58% | 19% | 0.56 | 0.26 | 57 | −0.001 | 0.001 | 0.40 | 0.04 | 0.24 |
False alarms | 3.4 | 2.4 | 0.21 | 0.17 | 3.44 | −0.04 | 0.009 | 0.14 | 0.08 | 0.55 |
Search time | 137.9 s | 61.7 s | 0.23 | 0.89 | 149.1 | −0.87 | −0.02 | 0.49 | 0.03 | 0.20 |
Coverage | 38% | 13% | 0.17 | 0.54 | 42 | −0.002 | −0.0002 | 0.36 | 0.04 | 0.26 |
Saccadic amplitude | 2.15 deg | 0.77 deg | 0.06 | 0.26 | 1.85 | 0.02 | 0.002 | 0.12 | 0.09 | 0.61 |
Time to first fixation | 567 ms | 596 ms | 0.24 | 0.61 | 501.4 | 8.25 | −0.87 | 0.40 | 0.04 | 0.24 |
Depth passes | 2.3 | 1.7 | 0.07 | 0.22 | 3.03 | −0.04 | −0.006 | 0.11 | 0.09 | 0.65 |
Scrolling speed | 6 | 2 | 0.004 | 0.18 | 7.17 | −0.07 | −0.007 | 0.01 | 0.18 | 4.59 |
Refixation rate | 39% | 11% | 0.047 | 0.27 | 44 | −0.003 | −0.0003 | 0.10 | 0.10 | 0.73 |
Nodule dwell time | 3065.8 ms | 1531.7 ms | 0.60 | 0.38 | 3136 | 9.33 | −3.84 | 0.55 | 0.03 | 0.19 |
Eye movement index | 0.41 | 0.24 | 0.06 | 0.32 | 0.32 | 0.005 | 0.001 | 0.13 | 0.29 | 0.60 |
Change score | 63.74 | 64.31 | 0.02 | 0.15 | 31.26 | 1.79 | 0.26 | 0.03 | 0.14 | 2.04 |