Table 4.
Sensitivities by Patient and Lesion Characteristics for the Common Cases
| iCAD | R2 | |||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| DG | SF | DG | SF | |||||||||
| sensitivity | 95% CI | sensitivity | 95% CI | sensitivity | 95% CI | sensitivity | 95% CI | |||||
| AGE(years) | ||||||||||||
| Age<50 | 0.73 | (22/ 30) | (0.55, 0.86) | 0.63 | (19/ 30) | (0.45, 0.78) | 0.80 | (24/ 30) | (0.62, 0.91) | 0.53 | (16/ 30) | (0.36, 0.70) |
| 50≤Age≤64 | 0.72 | (58/ 81) | (0.61, 0.80) | 0.73 | (59/ 81) | (0.62, 0.81) | 0.74 | (60/ 81) | (0.63, 0.82) | 0.62 | (50/ 81) | (0.51, 0.72) |
| Age≥65 | 0.78 | (39/ 50) | (0.64, 0.87) | 0.66 | (33/ 50) | (0.52, 0.78) | 0.70 | (35/ 50) | (0.56, 0.81) | 0.62 | (31/ 50) | (0.48, 0.74) |
| BREAST DENSITY | ||||||||||||
| Dense | 0.76 | (57/ 75) | (0.65, 0.84) | 0.67 | (50/ 75) | (0.55, 0.76) | 0.77 | (58/ 75) | (0.67, 0.85) | 0.60 | (45/ 75) | (0.49, 0.70) |
| Fatty | 0.72 | (62/ 86) | (0.62, 0.81) | 0.71 | (61/ 86) | (0.61, 0.80) | 0.71 | (61/ 86) | (0.61, 0.80) | 0.60 | (52/ 86) | (0.50, 0.70) |
| MENOPAUSAL STATUS | ||||||||||||
|
Pre or Peri-
Menopausal |
0.72 | (31/ 43) | (0.57, 0.83) | 0.63 | (27/ 43) | (0.48, 0.76) | 0.74 | (32/ 43) | (0.59, 0.85) | 0.49 | (21/ 43) | (0.34, 0.63) |
|
Post-
Menopausal |
0.75 | (85/ 114) | (0.66, 0.82) | 0.71 | (81/ 114) | (0.62, 0.79) | 0.74 | (84/ 114) | (0.65, 0.81) | 0.64 | (73/ 114) | (0.55, 0.72) |
| HISTOLOGY | ||||||||||||
| DCIS | 0.74 | (34/ 46) | (0.59, 0.85) | 0.59 | (27/ 46) | (0.44, 0.72) | 0.74 | (34/ 46) | (0.59, 0.85) | 0.63 | (29/ 46) | (0.48, 0.76) |
| Invasive | 0.74 | (85/ 115) | (0.65, 0.81) | 0.73 | (84/ 115) | (0.64, 0.80) | 0.74 | (85/ 115) | (0.65, 0.81) | 0.59 | (68/ 115) | (0.50, 0.68) |
| TUMOR SIZE (mm) | ||||||||||||
| Size≤5 | 0.71 | (15/ 21) | (0.49, 0.87) | 0.76 | (16/ 21) | (0.54, 0.90) | 0.71 | (15/ 21) | (0.49, 0.87) | 0.48 | (10/ 21) | (0.28, 0.68) |
| 5<Size≤10 | 0.74 | (23/ 31) | (0.56, 0.87) | 0.68 | (21/ 31) | (0.50, 0.82) | 0.81 | (25/ 31) | (0.63, 0.91) | 0.55 | (17/ 31) | (0.37, 0.71) |
| Size>10 | 0.75 | (52/ 69) | (0.64, 0.84) | 0.71 | (49/ 69) | (0.59, 0.80) | 0.75 | (52/ 69) | (0.64, 0.84) | 0.67 | (46/ 69) | (0.55, 0.77) |
| LESION TYPE | ||||||||||||
| Mass | 0.69 | (45/ 65) | (0.57, 0.79) | 0.69 | (45/ 65) | (0.57, 0.79) | 0.72 | (47/ 65) | (0.60, 0.82) | 0.55 | (36/ 65) | (0.43, 0.67) |
| Asym Density | 0.50 | (6/ 12) | (0.24, 0.76) | 0.75 | (9/ 12) | (0.45, 0.92) | 0.50 | (6/ 12) | (0.24, 0.76) | 0.75 | (9/ 12) | (0.45, 0.92) |
| Calcification | 0.83 | (50/ 60) | (0.72, 0.91) | 0.73 | (44/ 60) | (0.61, 0.83) | 0.83 | (50/ 60) | (0.72, 0.91) | 0.73 | (44/ 60) | (0.61, 0.83) |
|
Arch
Distortion |
0.88 | (7/ 8) | (0.46, 0.98) | 0.63 | (5/ 8) | (0.28, 0.87) | 0.75 | (6/ 8) | (0.38, 0.94) | 0.63 | (5/ 8) | (0.28, 0.87) |