Table 1.
Characteristic | Preintervention (n=627) | Intervention (n=563) | P Value |
---|---|---|---|
Age, median (IQR), y | 70 (60–79) | 69 (61–79) | 0.81 |
Initial vital signs, median (IQR) | |||
Temperature, °C | 36.7 (36.5–36.8) | 36.7 (36.5–36.8) | 0.81 |
Pulse rate, beats/min | 120 (96–138) | 120 (94–137) | 0.41 |
Systolic blood pressure, mm Hg | 131 (116–150) | 134 (118–152) | 0.29 |
Body mass index, median (IQR), kg/m2 | 29.0 (25.0–34.0) | 28.9 (25.0–34.8) | 0.48 |
CHADS2 score, median (IQR) | 2 (1–2) | 2 (1–3) | 0.30 |
Male sex, n (%) | 349 (56) | 304 (54) | 0.56 |
Comorbid conditions, n (%) | |||
Congestive heart failure | 155 (25) | 150 (27) | 0.45 |
Diabetes mellitus | 104 (17) | 124 (22) | 0.02 |
History of cerebrovascular accident or transient ischemic attack | 65 (10) | 62 (11) | 0.72 |
Hypertension | 407 (65) | 383 (68) | 0.26 |
CHADS2 score, n (%) | 0.30 | ||
0 | 127 (20) | 105 (19) | |
1 | 186 (30) | 166 (29) | |
2 | 166 (26) | 147 (26) | |
3 | 99 (16) | 83 (15) | |
4 | 30 (5) | 46 (8) | |
5 | 16 (3) | 14 (2) | |
6 | 3 (<1) | 2 (<1) | |
Cardioversion, n (%) | 451 (72) | 402 (71) | 0.84 |
Disposition, n (%) | <0.001 | ||
Discharge | 151 (24) | 131 (23) | |
EDOU | 191 (30) | 232 (41) | |
Inpatient | 285 (45) | 200 (36) |
CHADS2 indicates congestive heart failure, hypertension, age, diabetes mellitus, and prior stroke or transient ischemic attack; EDOU, emergency department observation unit.