Table 2:

Reader-individual diagnostic performances with/without CAD assistance

ReaderHuman without CAD AssistanceHuman with CAD AssistanceHuman without vs with
CAD Assistance (P Value)
Sensitivity (%) (95% CI)Neurologist56.3 (47.9–64.7)84.4 (78.3–90.6)<.001
Neurosurgeon74.8 (67.5–82.1)85.2 (79.2–91.2).032
Radiologist86.7 (80.9–92.4)83.7 (77.5–89.9).493
Resident76.3 (69.1–83.5)92.6 (88.2–97).001
Specificity (%) (95% CI)Neurologist90.9 (86.8–94.9)92.9 (89.3–96.5).460
Neurosurgeon92.9 (89.3–96.5)93.4 (89.9–96.9).842
Radiologist95.9 (93.2–98.7)94.9 (91.9–98).629
Resident99.5 (98.5–100)99.5 (98.5–100)>.999
Sensitivity per lesion (%) (95% CI)Neurologist60.4 (53–67.7)91.7 (87.2–96.3)<.001
Neurosurgeon82.2 (76–88.5)96.4 (93.7–99.2)<.001
Radiologist90.5 (85.7–95.3)95.3 (92.2–98.3).070
Resident80.5 (74.6–86.4)96.4 (93.7–99.2)<.001
No. of false-positives per case (95% CI)Neurologist0.066 (0.044–0.099)0.072 (0.048–0.108).751
Neurosurgeon0.069 (0.047–0.103)0.09 (0.062–0.132).200
Radiologist0.039 (0.022–0.07)0.075 (0.051–0.112).028
Resident0.006 (0.002–0.024)0.018 (0.008–0.04).179