Variable
Total N= 25,260
White/Caucasian N= 17,197
Black/AA N= 4,959 Hispanic N= 1,462 Other N= 1,642
P-Value
Age, median (IQR) 69 (59 -77) 71 (62-78) 62 (53-72) 66 (57-76) 67 (58-77) <.001
Female, n (%) 10,297 (40.77%) 7,046 (40.9%) 2,147 (43.3%) 543 (37.1%) 561 (34.1%) <.001
Indication, n (%) <.001
Type B dissection 11,938 (47.26%) 7,079 (41.16%) 3,255 (65.64%) 755 (51.63%) 850 (51.74%)
Thoracic Aneurysm 13,322 (52.74%) 10,118 (58.84%) 1,704 (34.36%) 707 (48.37%) 793 (48.26%)
Elective admission, n(%) 13,901 (55.03%) 10,169 (59.14%) 2,142 (43.20%) 697 (47.70%) 893 (54.35%) <.001
Comorbidities, n (%)
Diabetes Mellitus 5,346 (21.16%) 3,315 (19.27%) 1,199 (24.18%) 403 (27.57%) 429 (26.12%) <.001
Dyslipidemia 11856 (46.94%) 8478 (49.30%) 1939 (39.11%) 709 (48.50%) 730 (44.44%) <.001
Coagulation Disorder 3125 (12.37%) 2082 (12.11%) 644 (12.98%) 171 (11.68%) 228 (13.88%) 0.08
Heart Valve Disorder 2662 (10.54%) 1930 (11.22%) 425 (8.57%) 150 (10.27%) 158 (9.59%) <.001
Hypertension 21,663 (85.76%) 14,440 (83.97%) 4,580 (92.37%) 1,255 (85.83%) 1,388 (84.53%) <.001
Coronary Artery Disease 7948 (31.47%) 5954 (34.62%) 1195 (24.11%) 392 (26.81%) 407 (24.77%) <.001
Congestive Heart Failure 2633 (10.42%) 1687 (9.81%) 668 (13.46%) 120 (8.22%) 158 (9.64%) <.001
CVD 2706 (10.71%) 1893 (11.01%) 483 (9.75%) 166 (11.36%) 164 (10.00%) 0.05
PAD 5727 (22.67%) 4181 (24.31%) 1000 (20.17%) 270 (18.47%) 276 (16.81%) <.001
COPD 6220 (24.62%) 4949 (28.78%) 778 (15.69%) 222 (15.15%) 271 (16.52%) <.001
Chronic Kidney Disease 4647 (18.40%) 2680 (15.58%) 1368 (27.59%) 250 (17.12%) 349 (21.23%) <.001
Hospital Variables, n (%) <.001
Rural 400 (1.59%) 330 (1.92%) 46 (0.93%) 5 (0.34%) 19 (1.18%)
Urban Non-Teaching 3,709 (14.68%) 2,715 (15.79%) 453 (9.13%) 264 (18.06%) 277 (16.89%)
Urban Teaching 21,041 (83.30%) 14,102 (82.01%) 4,439 (89.51%) 1,177 (80.48%) 1,324 (80.60%)
Small bed size 364 (7.19%) 257 (7.46%) 44 (4.44%) 24 (8.25%) 39 (11.82%)
Medium bed size 917 (18.12%) 620 (17.99%) 168 (16.94%) 68 (23.37%) 61 (18.48%)
Large bed size 3,758 (74.27%) 2,560 (74.27%) 776 (78.23%) 196 (67.35%) 226 (68.48%)