Characteristic | New-onset atrial fibrillation (n = 1541) | No atrial fibrillation (n = 13,473) |
---|---|---|
Age, years, mean (SD) | 64.7 (17.6) | 58.7 (12.2) |
Male, n (%) | 854 (55.4) | 7114 (52.8) |
ICU MODS, mean (SD) | 5.3 (2.4) | 4.2 (2.7) |
Comorbidities | ||
Congestive heart failure | 223 (14.5) | 869 (6.4) |
Peripheral vascular disease | 124 (8.0) | 418 (3.1) |
Hypertension | 525 (34.1) | 3341 (24.8) |
Chronic obstructive pulmonary disease | 176 (11.4) | 1414 (10.5) |
Diabetes mellitus | 427 (27.7) | 3422 (25.4) |
Chronic kidney disease | 129 (8.4) | 1037 (7.7) |
Liver disease | 63 (4.1) | 528 (3.9) |
Malignancy | 221 (14.3) | 1874 (13.9) |
Alcohol misuse | 81 (5.3) | 732 (5.4) |
Psychosis | 23 (1.5) | 139 (1.0) |
Depression | 41 (2.7) | 288 (2.1) |
Elixhauser Comorbidity Score, mean (SD) | 5.3 (4.1) | 4.1 (3.7) |
Daytime ICU admission (0800–1700), n (%) | 932 (60.5) | 8472 (62.9) |
Location prior to ICU admission, n (%) | ||
Emergency department | 653 (42.4) | 5930 (44.0) |
Hospital wards | 501 (32.5) | 4374 (32.5) |
Operating room | 78 (5.1) | 754 (5.6) |
Peripheral hospital | 309 (20.1) | 2415 (17.9) |
Previous ED visits, mean (SD)a | 2.3 (2.5) | 2.3 (2.2) |
Previous ICU admissions, mean (SD)a | 0.3 (1.0) | 0.7 (1.1) |
Previous ICU days, mean (SD)a | 2.3 (5.4) | 2.0 (5.0) |
No CPR directive at admission, n (%) | 299 (19.4) | 1480 (11.0) |
Most responsible diagnosis, n (%) | ||
Infection/sepsis | 349 (22.6) | 2037 (15.1) |
Respiratory failure | 289 (18.8) | 2732 (20.3) |
Trauma | 137 (8.9) | 1388 (10.3) |
Malignancy | 117 (7.6) | 1283 (9.5) |
Spontaneous intracranial hemorrhage | 99 (6.4) | 1182 (8.8) |
Stroke | 90 (5.8) | 1073 (8.0) |
Overdose/poisoning | 36 (2.3) | 432 (3.2) |
Renal failure | 41 (2.6) | 399 (3.0) |
Gastrointestinal bleeding | 57 (3.7) | 321 (2.4) |
Congestive heart failure | 104 (6.7) | 409 (3.0) |
Cardiac arrest | 22 (1.4) | 188 (1.4) |
Seizures/status epilepticus | 18 (1.2) | 202 (1.5) |
Diabetic ketoacidosis | 9 (0.6) | 116 (0.9) |
Other | 173 (11.2) | 1711 (12.7) |