Table 1.
Baseline characteristics of the subjects.
| Characteristics | n (%) /Mean SD/median (range) |
|---|---|
| Age, years | 69 (60–80) |
| Male (%) | 297 (48.8%) |
| Admission temperature (°C) | 36.9 (36.7–37.1) |
| Hypertension | 339 (56%) |
| Diabetes mellitus | 159 (26.2%) |
| Respiratory diseases | 120 (19.7%) |
| Congestive heart failure | 73 (12%) |
| Hepatic insufficiency | 61 (10%) |
| Renal insufficiency | 79 (13%) |
| Arrest Location (%) | |
| General ward | 277 (45.8%) |
| Emergency ward | 97 (16%) |
| Intensive care unit | 231 (38.2%) |
| Time of day | 317 (52.3%) |
| Cardiovascular event | 140 (23.1%) |
| VT/VF | 78 (12.9%) |
| CPR time (minutes) | 19 (10–28.5) |
| Epinephrine dosing (mg) | 4 (2–7) |
| GCS ≤ 8 | 61 (10%) |
| Blood transfusion | 179 (29.5%) |
| Endotracheal intubation | 407 (67.2%) |
| Central venous catheter | 143 (23.6%) |
| Positive chest X-ray | 254 (42%) |
| Positive sputum culture | 192 (31.7%) |
| Neuromuscular blockers | 96 (15.9%) |
| Corticosteroids | 3 (0.5%) |
| Renal replacement therapy | 23 (3.6%) |
| Acetaminophen | 197 (32.6%) |
| NSAIDs | 21 (3.5%) |
| Physical cooling | 64 (10.6%) |
| Hospital length of stay, days | 10 (4–25) |
| Fever time, days | 0 (0–4.5) |
| Incidence density of fever | 0 (0–0.42) |
| No fever | 338 (55.9%) |
| Short-term fever | 170 (28.1%) |
| Prolonged fever | 97 (16%) |
| No fever | 338 (55.9%) |
| Early fever | 104 (17.2%) |
| Delayed fever | 163 (26.9%) |
| Survival to hospital discharge | 164 (26.9%) |
Continuous variables are presented as medians (25–75th percentiles); categorical variables are presented as numbers (percentages). CPR, cardiopulmonary resuscitation; GCS, Glasgow Coma Scale; IHCA, in-hospital cardiac arrest; VT, ventricular tachycardia; VF, ventricular fibrillation; NSAIDs, non-steroidal anti-inflammatory drugs.