Appendix Table 5.
Characteristics of Patients by INTERMACS Modifier Status
| Arrhythmia | Frequent Flyer | |||
|---|---|---|---|---|
| Yes (n=2963) | No (n=7326) | Yes (n=1032) | No (n=1354) | |
|
| ||||
| Age Group, yrs | † | |||
| <50 | 619 (21%) | 1986 (27%) | 202 (20%) | 253 (19%) |
| 50–69 | 1867 (63%) | 4360 (60%) | 612 (59%) | 849 (63%) |
| ≥70 | 477 (16%) | 980 (13%) | 218 (21%) | 252 (18%) |
|
| ||||
| Male | 5652 (77%)† | 2448 (83%) | 815 (79%) | 1110 (82%) |
|
| ||||
| ISCM | 1438 (49%)† | 3414 (47%) | 521 (50%)† | 767 (57%) |
|
| ||||
| BTT | 760 (26%) | 1904 (26%) | 190 (18%)† | 225 (22%) |
|
| ||||
| Creatinine, mg/dL | 1.4±0.01 | 1.4±0.01 | 1.4±0.02 | 1.4±0.02 |
|
| ||||
| Albumin, g/dL | 3.4±0.01 | 3.4±0.01 | 3.6±0.02 | 3.7±0.02 |
|
| ||||
| Cardiac Arrest* | 257 (8.7%)† | 199 (2.7%) | 9 (0.9%) | 13 (1.0%) |
|
| ||||
| Ventilator Support | 245 (8.3%)† | 344 (4.6%) | 5 (0.5%)† | 27 (2%) |
|
| ||||
| Dialysis | 55 (1.9%) | 104 (1.4%) | 9 (0.9%) | 5 (0.4%) |
|
| ||||
| Inotrope | 2258 (76%)† | 6033 (82%) | 705 (68%)† | 408 (30%) |
|
| ||||
| Vasopressor | 220 (7.6%)† | 422 (5.8%) | 16 (1.6%) | 23 (1.8%) |
|
| ||||
| IABP | 797 (27%) | 1851 (25%) | 120 (12%)† | 266 (20%) |
|
| ||||
| Temp-LVAD | 43 (1.5%)† | 73 (1.0%) | 5 (0.5%) | 17 (1.3%) |
|
| ||||
| Temp-RVAD | 8 (0.3%)† | 6 (0.1%) | 0 | 0 |
|
| ||||
| ECMO | 92 (3.1%)† | 117 (1.6%) | 1 (0.1%) | 1 (0.1%) |
n(%) shown or mean±standard error.
*
denotes cardiac arrest during index admission prior to VAD.
†
p <0.05 for yes vs. no within a Modifier category
Abbreviations: ALT= alanine aminotransferase, BTT=Bridge to transplant, ECMO=extracorporeal membrane oxygenation within 48 hours of operation, IABP= intraaortic balloon pump within 48 hours of operation, ISCM=ischemic cardiomyopathy, Temp= temporary