Table 1.
Individual patient characteristics
| White [n = 57149] | Black [n = 19236] | p | |
|---|---|---|---|
| Age, mean (SD), years | 71 (15.2) | 63(16.5) | <0.001 |
| Male | 33532 (58.8) | 10038 (52.2) | <0.001 |
| Pre-Existing Conditions | |||
| Prior MI | 9154 (17.5) | 1951 (11.5) | <0.001 |
| MI during this admission | 8647(16.5) | 1662 (9.8) | <0.001 |
| Arrhythmias | 17318 (33.1) | 4623 (27.3) | <0.001 |
| Prior CHF | 11364 (21.7) | 3740 (22.1) | 0.38 |
| CHF this admission | 9940 (19.0) | 3010 (17.8) | <0.001 |
| DM | 15680 (30.0) | 6065 (35.8) | <0.001 |
| Hepatic Insufficiency | 4193 (8.0) | 1700 (10.0) | <0.001 |
| Electrolyte Abnormality | 9620 (18.4) | 3683 (21.7) | <0.001 |
| Renal Insufficiency | 17647 (33.8) | 7819 (46.1) | <0.001 |
| PNA | 8403 (16.1) | 3076 (18.1) | <0.001 |
| Hypotension/Hypoperfusion | 15618 (29.9) | 4980 (29.4) | 0.21 |
| Trauma | 2004 (3.8) | 542 (3.2) | <0.001 |
| Sepsis | 8961 (17.1) | 4023 (23.7) | <0.001 |
| Neoplastic process | 7441 (14.2) | 2565 (15.1) | 0.004 |
| Respiratory Insufficiency | 23657 (45.2) | 7733 (45.6) | 0.42 |
| Baseline CNS depression | 6735 (12.9) | 2928 (17.3) | <0.001 |
| Acute Stroke | 1995 (3.8) | 1013 (6.0) | <0.001 |
| Acute non-stroke neurological event | 4186 (8.0) | 1562 (9.2) | <0.001 |
| Prior to Admission Location | <0.001 | ||
| SNF | 4448 (7.8) | 2117 (11.0) | |
| Home | 42145 (73.8) | 14002 (72.8) | |
| Other Hospital | 6503 (11.4) | 1554 (8.1) | |
| Interventions in Place prior to Arrest | |||
| Pacemaker | 4046 (7.1) | 852 (4.4) | <0.001 |
| Intra-aortic balloon pump | 704 (1.3) | 96 (0.5) | <0.001 |
| Continuous Anti-Arrhythmics | 2710 (5.0) | 649 (3.6) | <0.001 |
| PA Catheter | 2177 (4.0) | 465 (2.6) | <0.001 |
| Central Venous Access | 8164 (14.3) | 3330 (17.3) | <0.001 |
| Invasive airway | 16675 (29.2) | 6680 (34.7) | <0.001 |
| Assisted or mechanical ventilation | 17526 (30.7) | 6749 (35.1) | <0.001 |
| Vaso-active medications | 15743 (28.9) | 5487 (30.2) | 0.001 |
| Dialysis or Extracorporeal filtration therapy | 1898 (3.5) | 1005 (5.5) | <0.001 |
| Intra-arterial catheter | 5713 (10.0) | 1920 (10.0) | 0.95 |
All results shown as n (%) unless otherwise indicated. Abbreviations: MI- Myocardial Infarction; CHF- Congestive Heart Failure; PNA- Pneumonia; CNS- Central Nervous System; SNF- Skilled Nursing Facility.