Demographic information, clinical presentation and investigation results for patients in both Cardiac Link and non–Cardiac Link groups
| Characteristic | No. (%) of patients* | p value (Cardiac Link v. non–Cardiac Link) | ||
|---|---|---|---|---|
| Total n = 148 | Cardiac Link group n = 98 | Non–Cardiac Link group n = 50 | ||
| Demographic | ||||
| Age, yr; mean ± SD | 58.4 ± 11.2 | 58.2 ± 1.1 | 58.9 ± 1.6 | 0.7 |
| Sex | 0.08 | |||
| Male | 41 (28) | 32 (33) | 9 (18) | |
| Female | 107 (72) | 66 (67) | 41 (82) | |
| Clinical symptom | ||||
| Asymptomatic† | 8 (5) | 5 (5) | 3 (6) | 1.0 |
| Primary symptom | 140 | 93 | 47 | 0.5 |
| Typical chest pain | 10 (7) | 7 (7) | 3 (6) | |
| Atypical chest pain‡ | 93 (63) | 60 (61) | 33 (66) | |
| Nonspecific pain and symptoms | 18 (12) | 15 (15) | 3 (6) | |
| Dyspnea | 19 (13) | 11 (11) | 8 (16) | |
| Secondary symptom | 39 | 22 | 17 | 1.0 |
| Atypical chest pain‡ | 7 (18) | 4 (18) | 3 (18) | |
| Nonspecific pain and symptoms | 13 (33) | 7 (32) | 6 (35) | |
| Dyspnea | 19 (49) | 11 (50) | 8 (47) | |
| Investigation finding | ||||
| CAD | 0.08 | |||
| No CAD | 82 (55) | 49 (50) | 33 (66) | |
| CAD | 66 (45) | 49 (50) | 17 (34) | |
| Stenosis | 0.2 | |||
| No stenosis | 80 (54) | 47 (48) | 33 (66) | |
| < 50% | 43 (29) | 33 (34) | 10 (20) | |
| ≥ 50% | 20 (1413.5) | 15 (15) | 5 (10) | |
| Unknown | 5 (3) | 3 (3) | 2 (4) | |
Note: CAD = coronary artery disease, CCTA = coronary computed tomography angiography.
↵* Unless specified otherwise.
↵† CCTA was completed in these patients because of a high 10-year cardiovascular risk, strong family history or for the investigation of abnormal findings on electrocardiography.
↵‡ Atypical chest pain symptoms included shoulder pain, dizziness, fatigue, and palpitations.