Table 4. Characteristics of Hematologic Patients Post Cardiac Arrest: Leukemia and Non-Leukemia.
| Leukemia (n = 155; 60.1%) | Non-Leukemia (n = 103; 39.9%) | p value | |
|---|---|---|---|
| Gender (female) | 71 (45.8%) | 39 (37.9%) | .2065 |
| Age (years)a | 54.45 ± 18.2 | 57.58 ± 15 | .3668 |
| Stem cell transplant (yes)a | 43 (27.7%) | 46 (44.7%) | .0242 |
| Active disease (not in remission)a | 135 (87.1%) | 89 (86.4%) | .8727 |
| Recent chemotherapy (> 10 days from CPR) | 67 (43.2%) | 40 (38.8%) | .4833 |
| Severe neutropeniaa (ANC < 500) | 74 (47.7%) | 33 (32%) | .0051 |
| Co-morbidity index ≥ 4a | 105 (67.7%) | 75 (72.8%) | .3848 |
| Mechanical ventilation | 135 (87.1%) | 87 (84.5%) | .5503 |
| Vasopressors | 132 (85.2%) | 83 (80.6%) | .3338 |
| Acute renal failure | 99 (63.9%) | 57 (55.3%) | .1699 |
| ICU length of stay (days)b | 3 (1–78) | 3 (1–29) | .4977 |
| Hospital length of stay (days)b | 14 (1–158) | 16 (1–87) | .5906 |
| Location of CPR | |||
| ICU | 91 (58.7%) | 47 (45.6%) | .1975 |
| Inpatient floor | 52 (33.5%) | 47 (45.6%) | |
| Emergency center | 9 (5.8%) | 6 (5.8%) | |
| Other | 3 (1.9%) | 3 (2.9%) | |
| Cause of the arrest | |||
| Cardiac event | 30 (19.4%) | 27 (26.2%) | .2605 |
| Multiorgan failure | 36 (23.2%) | 17 (16.5%) | |
| Respiratory event | 28 (18.1%) | 12 (11.7%) | |
| Other | 19 (12.3%) | 11 (10.7%) | |
| Initial rhythm | |||
| Asystole/PEA | 132 (85.2%) | 82 (79.6%) | .0586 |
| VT/VF | 8 (5.2%) | 12 (11.7%) | |
| Duration of CPR (minutes)b | 11 (1–56) | 8 (1–60) | .0529 |
| Days between hospital admission to CPRb | 10 (1–112) | 9 (1–87) | .2239 |
Note. Bold indicates statistical significance. CPR = cardiopulmonary resuscitation; DNR = do not resuscitate; ICU = intensive care unit; PEA = pulseless electrical activity; VT = ventricular tachycardia; VF = ventricular fibrillation.
a
At time of arrest
b
Median (min–max)