Table 1 Cohort demographics and statistics for gated model.
From: Automated coronary calcium scoring using deep learning with multicenter external validation
Characteristic | Retrospective gated coronary CT cohort | Prospective gated coronary CT cohort | |||
|---|---|---|---|---|---|
Training | Validation | Test | Total | Test | |
No. of individuals (%F) | 697 (51) | 78 (56) | 79 (43) | 854 (51) | 55 |
No. of exams | 708 | 79 | 79 | 866 | 55 |
Mean age (range [±standard deviation]) | 56.9 (22–86[±12.5]) | 57.2 (18–82[±12.5]) | 56.5 (27–85[±11.8]) | 56.9 (18–86[±12.4]) | 56.7 (35–75[±10.5]) |
% Flash scanner (vs. Force) | 50.4 | 44.3 | 57.0 | 50.5 | 45.5 |
% GE Scanner (vs. Siemens) | N/A | N/A | N/A | N/A | N/A |
CAC Score Bucket | |||||
I | 346 | 40 | 40 | 426 | 25 |
II | 55 | 9 | 3 | 67 | 10 |
III | 115 | 14 | 16 | 145 | 11 |
IV | 91 | 9 | 8 | 108 | 5 |
V | 99 | 8 | 13 | 120 | 4 |
