Table 1 Baseline Characteristics at Presentation of Patients With AAAD
Variables | normal weight group 18.5–23.9 kg/m2 (N = 248) | overweight group 24–27.9 kg/m2 (N = 408) | obese group ≥28 kg/m2 (N = 121) | P-value |
|---|---|---|---|---|
Age, years, mean (SD) | 55.7 ± 11.8 | 51.9 ± 10.9 | 48.5 ± 11.5 | < 0.001a |
Male, n (%) | 172 (69.4) | 329 (80.6) | 103 (85.1) | < 0.001c |
BMI (kg/m2), mean (SD) | 21.7 ± 1.5 | 25.4 ± 1.0 | 31.6 ± 6.5 | < 0.001a |
History of | ||||
 Smoker, n (%) | 108 (43.5) | 199 (48.8) | 64 (52.9) | 0.201c |
 Drinker, n (%) | 74 (29.8) | 147 (36.0) | 52 (43.0) | 0.040c |
Hypertension, n (%) | Â | Â | Â | 0.205c |
 No | 84 (33.9) | 114 (27.9) | 27 (22.3) |  |
 Level 1 | 26 (10.5) | 51 (12.5) | 14 (11.6) |  |
 Level 2 | 44 (17.7) | 66 (16.2) | 18 (14.9) |  |
 Level 3 | 94 (37.9) | 177 (43.4) | 62 (51.2) |  |
Type 2 diabetes, n (%) | 7 (2.8) | 14 (3.4) | 8 (6.6) | 0.177c |
Marfan syndrome, n (%) | 11 (4.4) | 11 (2.7) | 17 (14.0) | < 0.001c |
Previous cardiac surgery, n (%) | 7 (2.8) | 10 (2.5) | 4 (3.3) | 0.870c |
Coronary artery heart disease, n (%) | 2 (0.8) | 2 (0.5) | 1 (0.8) | 0.854d |
Prior Stroke, n (%) | 9 (3.6) | 23 (5.6) | 6 (5.0) | 0.512c |
Prior Shock, n (%) | 1 (0.4) | 11 (2.7) | 1 (0.8) | 0.062d |
Prior Resuscitation, n (%) | 1 (0.4) | 6 (1.5) | 2 (1.7) | 0.398d |
Extension of AAAD, n (%) | Â | Â | Â | 0.163c |
 Ascending aorta | 12 (4.8) | 13 (3.2) | 3 (2.5) |  |
 Aortic arch | 99 (39.9) | 137 (33.6) | 38 (31.4) |  |
 Descending aorta | 9 (3.6) | 20 (4.9) | 2 (1.7) |  |
 Abdominal aorta and/or beyond | 128 (51.6) | 238 (58.3) | 78 (64.5) |  |
 Time from symptom onset to surgery(h), median (IQR) | 47.6 (39.6–55.6) | 39.5 (33.7–45.4) | 41.4 (29.2–53.7) | 0.276b |