Table 2. CCTA and Early Rest CT Perfusion Findings.
| ACS (N = 31) | No ACS (N = 152) | P-value* | |
|---|---|---|---|
| CCTA findings, N (%) | <0.001 | ||
| Non-obstructive CAD | 7 (22.6) | 109 (71.7) | |
| Obstructive CAD | 24 (77.4) | 43 (28.3) | |
| rCTP findings, N (%) | 0.003 | ||
| No defect | 16 (51.6) | 119 (78.3) | |
| Any defect | 15 (48.4) | 33 (21.7) | |
| rCTP score, N (%) | 0.001 | ||
| Score=0 | 16 (51.6) | 119 (78.3) | |
| Score=1 | 7 (22.6) | 21 (13.8) | |
| Score=2 | 3 (9.7) | 6 (4.0) | |
| Score=3 | 5 (16.1) | 6 (4.0) |
Percentages in each cohort are represented in parentheses.
*
Comparisons between groups were performed with the use of Fisher's exact test or Wilcoxon Rank Sum test.
ACS= Acute Coronary Syndrome; CCTA= Coronary CT Angiography; rCTP= resting CT perfusion analysis; CAD= coronary artery disease