Table 4.
Agreement of CCTA Findings with Invasive Coronary Angiography in All Subjects and as Stratified by CAC scores.
| Concordance | Discordance | Exact Agreement | |||
|---|---|---|---|---|---|
| CCTA + / ICA + | CCTA − / ICA − | CCTA + / ICA − | CCTA − / ICA + | ||
| All CAC Score with ICA (n=51) | |||||
| >50% Stenosis | 35 | 6 | 9 | 1 | 80% (41/51) |
| >70% Stenosis | 25 | 12 | 10 | 4 | 73% (37/51) |
|
| |||||
| CAC>400 and ICA (n=20) | |||||
| >50% Stenosis | 16 | 0 | 3 | 1 | 80% (16/20) |
| >70% Stenosis | 11 | 0 | 8 | 1 | 55% (11/20) |
|
| |||||
| CAC>600 and ICA (n=12) | |||||
| >50% Stenosis | 10 | 0 | 1 | 1 | 83% (10/12) |
| >70% Stenosis | 7 | 0 | 4 | 1 | 58% (7/12) |
|
| |||||
| CAC>800 and ICA (n=10) | |||||
| >50% Stenosis | 8 | 0 | 1 | 1 | 80% (8/10) |
| >70% Stenosis | 6 | 0 | 3 | 1 | 60% (6/10) |
|
| |||||
| CAC>1000 and ICA (n=5) | |||||
| >50% Stenosis | 4 | 0 | 0 | 1 | 80% (4/5) |
| >70% Stenosis | 4 | 0 | 0 | 1 | 80% (4/5) |