Table I.
Characteristics of patients with cardiac arrest by race (n=68,115)
| White (n=60,173) |
Black (n=7,942) |
p value | |
|---|---|---|---|
| Patient Characteristics | |||
| Age (mean) ± standard deviation | 78.1± 7.3 | 77.4± 7.8 | p=.01 |
| 66–70 | 18% | 23% | p<.001 |
| 71–75 | 22% | 22% | p=.01 |
| 76–80 | 23% | 22% | p<.001 |
| 81–85 | 17% | 13% | p<.001 |
| >85 | 20% | 19% | p<.001 |
| Gender, male | 56% | 39% | p<.001 |
| Admission diagnosis: | |||
| Ventricular fibrillation (42741) | 12% | 8% | p<.001 |
| Cardiac arrest (4275) | 88% | 92% | p<.001 |
| Length of stay: (days) | |||
| Hospital | 5.3±7 | 4.7±7 | p<.01 |
| Intensive care unit | 2.7±75 | 2.4±74 | p<.01 |
| Pre-arrest comorbidities: | |||
| Hypertension | 30% | 42% | p<.001 |
| Congestive heart failure | 25% | 31% | p<.001 |
| Diabetes | 16% | 25% | p<.001 |
| Arrhythmia | 21% | 7% | p<.001 |
| Coronary artery disease | 12% | 18% | p<.001 |
| Renal disease | 7% | 13% | p<.001 |
| Valvular disease | 10% | 9% | p<.001 |
| Myocardial infarction | 6% | 6% | p=.70 |
| No prior diagnoses | 33% | 27% | p<.001 |
| In-hospital concurrent conditions: | |||
| Acute myocardial infarction | 33% | 27% | p<.001 |
| Sepsis/shock | 12% | 14% | p<.001 |
| Acute coronary syndrome | 12% | 6% | p<.001 |
| Hyperkalemia | 7% | 10% | p<.001 |
| Cerebral vascular accident | 5% | 6% | p<.001 |
| Pulmonary embolism | 1% | 2% | p<.001 |