Table 4 Outcomes, characteristics, and post-cardiac arrest complications stratified by DBP
|  | DBP < 80 mmHg N = 268 | DBP > 80 mmHg N = 180 | p-value |
|---|---|---|---|
Age (years) | 0.386 | ||
 < 40 | 20 (7.5%) | 15 (8.3%) |  |
 40–60 | 67 (25.0%) | 55 (30.6%) |  |
 60–80 | 123 (45.9%) | 81 (45.0%) |  |
 > 80 | 58 (21.6%) | 29 (16.1%) |  |
Origin | 0.147 | ||
 OHCA | 215 (80.2%) | 154 (85.6%) |  |
 IHCA | 53 (19.8%) | 26 (14.4%) |  |
Gender, male | 161 (60.1%) | 125 (69.4%) | 0.043* |
DM | 109 (40.7%) | 74 (41.1%) | 0.926 |
HTN | 148 (55.2%) | 99 (55.0%) | 0.963 |
CAD | 71 (26.5%) | 50 (27.8%) | 0.764 |
HF | 51 (19.0%) | 40 (22.2%) | 0.410 |
COPD | 33 (12.3%) | 19 (10.6%) | 0.560 |
ESRD | 38 (14.2%) | 20 (11.1%) | 0.343 |
Malignancy | 35 (13.1%) | 24 (13.3%) | 0.933 |
Witness | 206 (76.9%) | 146 (81.1%) | 0.283 |
Bystander CPR | 166 (61.9%) | 127 (70.6%) | 0.060 |
Initial shockable rhythm | 77 (28.7%) | 68 (37.8%) | 0.045* |
Epinephrine dosage (mg) | 0.106 | ||
 0–2 | 128 (47.8%) | 107 (59.4%) |  |
 2–4 | 70 (26.1%) | 39 (21.7%) |  |
 4–6 | 26 (9.7%) | 13 (7.2%) |  |
 > 6 | 44 (16.4%) | 21 (11.7%) |  |
CPR duration (min) | 0.101 | ||
 < 10 | 65 (23.1%) | 38 (21.1%) |  |
 10–20 | 75 (28.0%) | 52 (28.9%) |  |
 20–30 | 51 (19.0%) | 50 (27.8%) |  |
 > 30 | 80 (29.9%) | 40 (22.2%) |  |
Cardiac etiology | 117 (43.7%) | 100 (55.6%) | 0.015* |
PCI | 66 (24.6%) | 57 (31.7%) | 0.102 |
Bleeding | 69 (25.7%) | 46 (25.6%) | 0.964 |
Arrhythmia | 121 (45.1%) | 66 (36.7%) | 0.074 |
Infection | 120 (44.8%) | 84 (46.7%) | 0.694 |
Seizure | 80 (29.9%) | 47 (26.1%) | 0.389 |
Hypokalemia | 166 (61.9%) | 115 (63.9%) | 0.676 |
Hypoglycemia | 26 (9.7%) | 22 (12.2%) | 0.398 |
Survival | 96 (35.8%) | 86 (47.8%) | 0.012* |
CPC 1–2 | 39 (14.6%) | 50 (27.8%) | 0.001* |