Table 1. Baseline characteristics of study patients.
| Variables | All patients (n = 678) | Targeted temperature management (n = 22) | Standard care (n = 656) | p-value |
|---|---|---|---|---|
| Age, y (SDa) | 66.0 (16.1) | 64.9 (17.0) | 66.0 (16.1) | 0.86 |
| Male, n (%) | 385 (56.8) | 11 (50) | 374 (57.0) | 0.52 |
| Comorbidities, n (%) | ||||
| Heart failure | 158 (23.3) | 6 (27.3) | 152 (23.2) | 0.61 |
| Myocardial infarction | 90 (13.3) | 2 (9.1) | 88 (13.4) | 0.76 |
| Arrhythmia | 129 (19.0) | 4 (18.2) | 125 (19.1) | > 0.99 |
| Hypotension before arrest | 153 (22.6) | 2 (9.1) | 151 (23.0) | 0.19 |
| Respiratory insufficiency | 480 (70.8) | 10 (45.5) | 470 (71.6) | 0.01 |
| Renal insufficiency | 300 (44.2) | 8 (36.4) | 292 (44.5) | 0.52 |
| Regular dialysis | 141 (20.8) | 2 (9.1) | 139 (21.2) | 0.28 |
| Hepatic insufficiency | 134 (19.8) | 2 (9.1) | 132 (20.1) | 0.28 |
| Metabolic or electrolyte abnormality | 134 (19.8) | 6 (27.3) | 128 (19.5) | 0.41 |
| Diabetes mellitus | 238 (35.1) | 8 (36.4) | 230 (35.1) | > 0.99 |
| Pneumonia | 241 (35.5) | 3 (13.6) | 238 (36.3) | 0.04 |
| Bacteraemia | 63 (9.3) | 1 (4.5) | 62 (9.5) | 0.71 |
| Metastatic cancer or any blood borne malignancy | 156 (23.0) | 0 (0) | 156 (23.4) | 0.004 |
aSD, standard deviation.