Variables | Morbid obesity (N = 1,407,818, %) | Prior-BS (N = 119,002, %) | P-value |
---|---|---|---|
Mean age (SE) | 57.06 (0.08) | 56.65 (0.09) | < 0.0001 |
Female | 903,144 (64.15) | 85,722 (72.03) | < 0.0001 |
Race | < 0.0001 | ||
 White | 900,133 (63.94) | 82,259 (69.12) |  |
 Black | 188,572 (13.39) | 12,648 (10.63) |  |
 Hispanic | 108,798 (7.73) | 7263 (6.10) |  |
 Other | 49,465 (3.51) | 3353 (2.82) |  |
 Missing | 160,850 (11.43) | 13,478 (11.33) |  |
Elective surgery | 880,610 (62.55) | 70,994 (59.66) | < 0.0001 |
Smoking | 299,815 (21.30) | 27,403 (23.03) | < 0.0001 |
Alcohol abuse | 13,173 (0.94) | 1358 (1.14) | 0.0043 |
Drug abuse | 14,596 (1.04) | 1341 (1.13) | 0.2402 |
Dyslipidemia | 184,342 (13.09) | 11,594 (9.74) | < 0.0001 |
Hypertension | 1,120,839 (79.62) | 86,518 (72.70) | < 0.0001 |
Coronary artery disease | 250,654 (17.80) | 18,493 (15.54) | < 0.0001 |
End stage renal disease | 211,300 (15.01) | 11,105 (9.33) | < 0.0001 |
Congestive heart failure | 156,748 (11.13) | 6434 (5.41) | < 0.0001 |
Chronic lung disease | 353,349 (25.10) | 24,857 (20.89) | < 0.0001 |
Chronic liver disease | 83,095 (5.90) | 4083 (3.43) | < 0.0001 |
Peripheral vascular disorders | 102,994 (7.32) | 5490 (4.61) | < 0.0001 |
Malignancy | 28,561 (2.03) | 1814 (1.52) | < 0.0001 |
Anemia | 255,997 (18.18) | 24,276 (20.40) | < 0.0001 |
Valvular disease | 40,325 (2.86) | 3047 (2.56) | 0.0068 |
Prior venous thromboembolism | 62,459 (4.44) | 7368 (6.19) | < 0.0001 |
Prior transient ischemic attack/stroke | 59,134 (4.20) | 5422 (4.56) | 0.0171 |
Prior myocardial infarction | 65,683 (4.67) | 5638 (4.74) | 0.6295 |
Prior percutaneous coronary intervention | 62,215 (4.42) | 6625 (5.57) | < 0.0001 |
Prior coronary artery bypass grafting | 53,829 (3.82) | 4827 (4.06) | 0.1007 |
Uncontrolled diabetes mellitus | 168,409 (11.96) | 6070 (5.10) | < 0.0001 |
Diabetes mellitus with complications | 245,276 (17.42) | 15,966 (13.42) | < 0.0001 |
BMI categories | – | ||
 BMI < 30 kg/m2 | – | 60,443 (50.79) |  |
 30 ≤ BMI < 40 kg/m2 | – | 19,862 (16.69) |  |
 BMI ≥ 40 kg/m2 | 1,407,818 (100) | 38,697 (32.52) |  |
Surgery type | < 0.0001 | ||
 General | 582,299 (41.36) | 44,587 (37.47) |  |
 Genitourinary | 45,714 (3.25) | 4260 (3.58) |  |
 Neurosurgery | 44,539 (3.17) | 4419 (3.72) |  |
 Orthopedic | 502,649 (35.70) | 48,709 (40.93) |  |
 Otolaryngology | 8654 (0.61) | 360 (0.30) |  |
 Skin/breast | 93,878 (6.67) | 8655 (7.27) |  |
 Thoracic | 16,382 (1.17) | 1140 (0.96) |  |
 Vascular | 100,429 (7.13) | 5104 (4.29) |  |
 Other | 13,276 (0.94) | 1767 (1.48) |  |