Table 2.
Presenting Symptoms in ATAAD (N = 1,058)
| Interval from onset to hospital, h | 10.65 (6-24) |
| Interval from ER to surgery, h | 13.00 (4.08-28.7) |
| Blood pressure control, mm Hg | |
| ≥140 | 56 (8.2) |
| 130≤BP<140 | 148 (21.7) |
| 120≤BP<130 | 138 (20.3) |
| 110≤BP<120 | 174 (25.6) |
| 100≤BP<110 | 124 (18.2) |
| <100 | 41 (6.0) |
| Drug use | |
| Calcium channel blocker | 431 (62.2) |
| β blocker | 522 (75.3) |
| Sedatives | 127 (18.3) |
| Analgesics | 306 (44.2) |
| Urgent trachea intubation | 11 (1.7) |
| Presenting symptoms | |
| Chest pain | 689 (66.2) |
| Back pain | 551 (52.9) |
| Abdominal pain | 241 (23.2) |
| Malperfusion syndrome | 147 (13.9) |
| lower extremity malperfusion | 47 (4.5) |
| Cardiac ischemia | 18 (1.7) |
| Visceral ischemia | 23 (2.2) |
| Renal malperfusion | 69 (6.5) |
| Syncope | 50 (4.7) |
| Coma | 5 (0.7) |
| Tamponade | 7 (0.7) |
| DeBakey classification | |
| Type I | 893 (84.4) |
| Type II | 165 (15.6) |
Values are median (IQR) or n (%).
BP = blood pressure; ER = emergency room; other abbreviations as in Table 1.