Table 1 Parameters for DeHCA score calculation
Parameter | State | Score | Acronym |
|---|---|---|---|
Focality description | Absent | 0 | FOC1 |
Present | 1 | ||
Blue nipple | Yes | 0 | BN |
No | 1 | ||
Stability/mobility of focality (Epicenter) | Mobile | 0 | EPI |
Stable | 1 | ||
Diffusion/sharpness of the focal area | Diffuse | 0 | FOC2 |
Intermediate | 0.95 | ||
Sharp | 1 | ||
Focal area/total area | Area > 20% | 0 | AR |
10% < Area < 20% | 0.85 | ||
Area < 10% | 1 | ||
Bilaterality | Yes | 0 | BIL |
No | 1 | ||
Similarity | Yes | 0.8 | SIM |
No | 1 | ||
Appearance time (t) | t > 15 | 0.85 | TEMP |
10 < t ≤ 15 | 0.92 | ||
t ≤ 10 | 1 | ||
DeHCA score = FOC1 × BN × EPI × FOC2 × AR × BIL × SIM × TEMP | 0 < score < 0.8 (low risk) | ||
0.8 < score < 0.9 (intermediate risk) | |||
0.9 < score < 1 (high risk) | |||