Table 2.
Frequency of baseline characteristics presented by agreement between ED chart adjudication and NACRS main-position algorithm, n (%)
| Agreement (N=295) | Disagreement (N=122) | |
| Median age (IQR) | 67 (22) | 65.5 (20) |
| Male sex | 151 (51.2) | 70 (57.4) |
| ABCD2 ≥4 | 216 (73.2) | 91 (74.6) |
| Ongoing symptoms in ED | 195 (66.1) | 50 (41.0) |
| Vascular risk factors | ||
| 0 | 77 (26.1) | 36 (29.5) |
| 1 | 69 (23.4) | 23 (18.9) |
| 2 or more | 149 (50.5) | 63 (51.6) |
| Neurovascular imaging in ED | 280 (94.9) | 114 (93.4) |
| Abnormal neurovascular imaging | 95 (32.2) | 39 (32.0) |
| Neurology consult | 249 (84.4) | 92 (75.4) |
| Weekend presentation | 58 (19.7) | 22 (18.0) |
| After-hours presentation | 137 (46.4) | 57 (46.7) |
| Documented diagnostic uncertainty | 39 (13.2) | 39 (32.0) |
| Failure to document a diagnosis | 50 (17.0) | 23 (18.9) |
ABCD2, Age, Blood pressure, Clinical, Duration, Diabetes; ED, emergency department; NACRS, National Ambulatory Care Reporting System.