Table 1.
Median Time From Onset of Stroke to Arrival in ED by Selected Clinical and Sociodemographic Characteristics
| Median Time in Hours | |||
|---|---|---|---|
| Characteristic | N (%) | (Q1–Q3) | P |
| All patients | 1392 | 4.73 (1.55–12.70) | |
| Sex | |||
| Male | 712 (51.2) | 4.90 (1.65–14.18) | 0.29 |
| Female | 680 (48.8) | 4.52 (1.50–11.60) | |
| Age, y | |||
| <55 | 234 (16.8) | 3.91 (1.27–12.84) | 0.19 |
| 55–64 | 218 (15.7) | 5.32 (1.50–16.41) | |
| 65–74 | 339 (24.4) | 5.20 (1.73–14.16) | |
| 75–84 | 403 (29.0) | 4.88 (1.64–12.56) | |
| ≥85 | 198 (14.2) | 4.15 (1.78–9.14) | |
| Ethnicity | |||
| White | 937 (68.6) | 4.55 (1.50–12.49) | 0.04 |
| Black | 332 (24.3) | 5.20 (1.90–15.00) | |
| Other | 97 (7.1) | 3.52 (1.45–8.60) | |
| Socioeconomic status | |||
| Nonmanual | 251 (23.0) | 5.16 (1.73–15.54) | 0.16 |
| Manual | 550 (50.4) | 5.20 (1.83–14.02) | |
| Economically inactive | 290 (26.2) | 4.01 (1.55–10.03) | |
| Prestroke living conditions | |||
| Living alone | 455 (32.7) | 5.72 (1.97–13.69) | 0.01 |
| Living with others | 802 (57.7) | 4.01 (1.41–12.80) | |
| Other | 133 (9.6) | 4.97 (1.73–11.06) | |
| Type of stroke | |||
| Infarct | 1125 (80.8) | 5.25 (1.78–14.20) | <0.001 |
| PICH | 195 (14.0) | 2.51 (1.01–7.13) | |
| Unknown | 72 (5.2) | 3.98 (1.50–9.68) | |
| Glasgow Coma Scale | |||
| <9 | 184 (13.4) | 2.02 (0.98–6.28) | <0.001 |
| 9–15 | 1190 (86.6) | 5.16 (1.78–15.00) | |
| Swallowing assessment | |||
| Passed | 814 (64.0) | 6.35 (2.25–19.17) | <0.001 |
| Failed | 458 (36.0) | 2.53 (1.08–6.75) | |
| NIHSS score in quartiles | |||
| 1 (least severe) | 311 (25.1) | 8.72 (3.14–22.55) | <0.001 |
| 2 | 325 (26.2) | 6.00 (2.20–19.27) | |
| 3 | 290 (23.4) | 4.49 (1.50–11.53) | |
| 4 (most severe) | 314 (25.3) | 2.32 (1.03–6.70) | |
| Time of day | |||
| Daytime (6 am to 6 pm) | 850 (61.1) | 3.98 (1.50-11.55) | 0.002 |
| Nighttime (6 pm to 6 am) | 542 (38.9) | 6.47 (1.92–13.03) | |
| Day of the week | |||
| Weekday | 986 (70.8) | 4.57 (1.50–12.49) | 0.52 |
| Weekend | 406 (29.2) | 4.99 (1.66–14.16) | |
| Year of stroke | |||
| Pre-FAST (2007/2008) | 329 (54.4) | 4.22 (1.50–12.98) | 0.38 |
| Post-FAST (2009/2010) | 276 (45.6) | 3.87 (1.50–9.47) | |
PICH indicates primary intracerebral hemorrhage.