Table 2.
Multivariable Analysis of Arrival to ED ≥3 Hours After Stroke
| Characteristics | N (%) | OR (95% CI) | P |
|---|---|---|---|
| Sex | |||
| Male | 431 (60.6) | 1.00 | 0.61 |
| Female | 410 (60.4) | 1.08 (0.80–1.48) | |
| Age, y | |||
| <55 | 132 (56.4) | 1.00 | 0.25* |
| 55–64 | 130 (59.9) | 1.18 (0.65–2.15) | |
| 65–74 | 213 (62.8) | 1.14 (0.67–1.95) | |
| 75–84 | 250 (62.0) | 1.50 (0.88–2.57) | |
| ≥85 | 116 (58.9) | 1.24 (0.66–2.32) | |
| Ethnicity | |||
| White | 555 (59.4) | 1.00 | 0.03 |
| Black | 217 (65.4) | 1.63 (1.11–2.38) | |
| Other | 54 (55.7) | 0.95 (0.51–1.77) | |
| Socioeconomic status | |||
| Nonmanual | 158 (63.0) | 1.00 | 0.90 |
| Manual | 356 (64.7) | 0.97 (0.67–1.41) | |
| Economically inactive | 164 (56.8) | 1.32 (0.33–5.31) | |
| Prestroke living conditions | |||
| Living alone | 309 (68.1) | 1.00 | 0.009 |
| Living with others | 453 (56.5) | 0.64 (0.45–0.89) | |
| Other | 78 (59.1) | 1.13 (0.65–1.95) | |
| Type of stroke | |||
| Ischemic | 708 (63.1) | 1.00 | 0.33 |
| PICH | 91 (46.7) | 0.71 (0.44–1.13) | |
| Undefined | 42 (58.3) | 0.84 (0.41–1.70) | |
| Glasgow Coma Scale | |||
| <9 | 78 (42.4) | 1.00 | 0.54 |
| ≥9 | 752 (63.3) | 0.83 (0.45–1.52) | |
| Swallowing assessment | |||
| Passed | 557 (68.5) | 1.00 | 0.04 |
| Failed | 212 (46.4) | 0.66 (0.45–0.98) | |
| NIHSS score in quartiles | |||
| 1 (least severe) | 237 (76.2) | 1.00 | <0.001* |
| 2 | 219 (67.6) | 0.64 (0.41–1.00) | |
| 3 | 175 (60.6) | 0.54 (0.34–0.85) | |
| 4 (most severe) | 144 (45.9) | 0.35 (0.20–0.61) | |
| Time of day | |||
| Daytime (6 am to 6 pm) | 485 (57.2) | 1.00 | <0.001 |
| Night (6 pm to 6 am) | 356 (65.7) | 1.85 (1.35–2.53) | |
| Day of the week | |||
| Weekday | 598 (60.7) | 1.00 | 0.72 |
| Weekend | 243 (60.0) | 1.06 (0.76–1.48) | |
| Year of stroke | |||
| Pre-FAST (2007/2008) | 195 (59.5) | 1.00 | 0.61 |
| Post-FAST (2009/2010) | 151 (54.9) | 1.16 (0.65–2.08) | |
OR indicates odds ratio; PICH, primary intracerebral hemorrhage.
*
P-trend.