Table 1.
Demographics and Comorbidities of Patients Who Underwent Atherectomy, Stent, or PTA
| Characteristic | PTA, n=6718 | Stent, n=8229 | Atherectomy, n=1891 | P Value |
|---|---|---|---|---|
| Demographics | ||||
| Age, y, mean (SD) | 72.9 (10.3) | 71.9 (9.4) | 73.1 (10.1) | 0.002 |
| Men | 3757 (55.9) | 4741 (57.1) | 1165 (61.1) | <0.001 |
| Race | ||||
| White | 5199 (77.4) | 7030 (85.4) | 1525 (80.6) | <0.001 |
| Black | 1136 (16.9) | 874 (10.6) | 277 (14.6) | <0.001 |
| Other | 383 (5.7) | 325 (3.9) | 89 (4.7) | <0.001 |
| Hispanic or Latino | 474 (7.1) | 360 (4.4) | 85 (4.5) | <0.001 |
| Transfer from rehabilitation | 418 (6.2) | 388 (4.7) | 86 (4.4) | <0.001 |
| Nursing home | 486 (7.2) | 366 (4.4) | 134 (7.1) | <0.001 |
| Comorbidities | ||||
| Smoking | ||||
| Never smoked | 2139 (31.9) | 1321 (16.1) | 569 (30.1) | <0.001 |
| Prior smoker | 3025 (45.0) | 4026 (48.9) | 894 (47.3) | <0.001 |
| Current smoker | 1554 (23.1) | 2882 (35.0) | 428 (22.6) | <0.001 |
| BMI (%) | ||||
| Underweight | 306 (4.6) | 377 (4.6) | 59 (3.1) | 0.015 |
| Normal | 2118 (31.5) | 2739 (33.3) | 539 (28.6) | <0.001 |
| Obese | 2012 (29.9) | 2367 (28.7) | 602 (31.8) | 0.021 |
| Overweight | 2282 (34.0) | 2746 (33.4) | 691 (36.5) | 0.032 |
| Hypertension | 6140 (91.4) | 7372 (89.6) | 1741 (92.1) | <0.001 |
| Diabetes mellitus | 4022 (59.9) | 3752 (45.6) | 1132 (59.9) | <0.001 |
| Insulin‐dependent diabetes mellitus | 2523 (37.6) | 2009 (24.4) | 707 (37.4) | <0.001 |
| Coronary disease | 2078 (30.9) | 2613 (31.8) | 639 (33.8) | 0.059 |
| Heart failure | 1665 (24.8) | 1510 (18.3) | 481 (25.4) | <0.001 |
| COPD | 1608 (23.9) | 2411 (29.3) | 471 (24.9) | <0.001 |
| Dialysis | ||||
| None | 5673 (84.4) | 7642 (92.9) | 1638 (86.6) | <0.001 |
| Functioning transplant | 106 (1.6) | 82 (1.0) | 17 (0.9) | 0.002 |
| On dialysis | 939 (14.0) | 505 (6.1) | 236 (12.5) | <0.001 |
| Prior leg bypass | 1095 (16.3) | 1092 (13.3) | 188 (9.9) | <0.001 |
| Prior PTA/stent | 2604 (38.8) | 2756 (33.5) | 772 (40.8) | <0.001 |
| Medications | ||||
| Aspirin | 4683 (69.7) | 5964 (72.5) | 1336 (70.6) | <0.001 |
| Antiplatelet | 2402 (35.7) | 2949 (35.8) | 791 (41.8) | <0.001 |
| β‐Blocker | 1115 (16.6) | 933 (11.3) | 265 (14.0) | <0.001 |
| Statin | 4401 (65.5) | 5732 (69.6) | 1263 (66.8) | <0.001 |
BMI indicates body mass index; COPD, chronic obstructive pulmonary disease; PTA, percutaneous transluminal angioplasty.