Table 1.
Patient- and Hospital-level Covariates by Arrival Mode, North Carolina Stroke Care Collaborative (NCSCC), 2008-2009
| Arrival Mode | ||||||||
|---|---|---|---|---|---|---|---|---|
| Total (N=13,894) |
EMS | |||||||
| Covariates | Private (N=6,300) |
Without pre- notification (N=3,214) |
With pre- notification (N=4,380) |
|||||
|
|
||||||||
| No. | % | No. | % | No. | % | No. | % | |
| Age, years | ||||||||
| 18-44 | 713 | 5% | 419 | 7% | 120 | 4% | 174 | 4% |
| 45-64 | 4,401 | 32% | 2,422 | 38% | 817 | 25% | 1,162 | 27% |
| 65-84 | 6,547 | 47% | 2,850 | 45% | 1,569 | 49% | 2,128 | 49% |
| 85+ | 2,233 | 16% | 609 | 10% | 708 | 22% | 916 | 21% |
| Female Sex | 6,430 | 46% | 3,017 | 48% | 1,405 | 44% | 2,008 | 46% |
| Race | ||||||||
| White | 10,000 | 72% | 4,482 | 71% | 2,281 | 71% | 3,237 | 74% |
| Black | 3,564 | 26% | 1,654 | 26% | 859 | 27% | 1,051 | 24% |
| Other | 270 | 2% | 137 | 2% | 55 | 2% | 78 | 2% |
| missing | 60 | 27 | 19 | 14 | ||||
| Insurance Status | ||||||||
| Medicare or Private | 12,027 | 87% | 5,310 | 85% | 2,828 | 89% | 3,889 | 89% |
| Medicaid only | 601 | 4% | 296 | 5% | 139 | 4% | 166 | 4% |
| None | 1,182 | 9% | 652 | 10% | 219 | 7% | 311 | 7% |
| missing | 84 | 42 | 28 | 14 | ||||
| Time of Day of Arrival | ||||||||
| 7:00AM-6:59PM | 10,258 | 74% | 4,903 | 78% | 2,262 | 70% | 3,093 | 71% |
| 7:00PM-11:59PM | 2,570 | 19% | 1,067 | 17% | 640 | 20% | 863 | 20% |
| 12:00AM-6:59AM | 1,066 | 8% | 330 | 5% | 312 | 10% | 424 | 10% |
| Weekend Arrival | 3,716 | 27% | 1,618 | 26% | 896 | 28% | 1,202 | 27% |
| Prehospital Delay | ||||||||
| ≤ 2 hours | 2,588 | 46% | 804 | 38% | 554 | 44% | 1,230 | 54% |
| > 2 hours | 3,083 | 54% | 1,315 | 62% | 701 | 56% | 1,067 | 46% |
| missing | 8,223 | 4,181 | 1,959 | 2,083 | ||||
| History of Stroke or TIA | 4,946 | 36% | 2,045 | 32% | 1,260 | 39% | 1,641 | 37% |
| Presumptive Stroke Diagnosis | ||||||||
| Ischemic | 4,916 | 35% | 2,141 | 34% | 978 | 30% | 1,797 | 41% |
| Hemorrhagic | 1,329 | 10% | 293 | 5% | 420 | 13% | 616 | 14% |
| TIA | 3,524 | 25% | 1,909 | 30% | 746 | 23% | 869 | 20% |
| Not-specified | 4,125 | 30% | 1,957 | 31% | 1,070 | 33% | 1,098 | 25% |
| Ambulatory Status at Admission | ||||||||
| Independent | 11,997 | 91% | 5,833 | 96% | 2,596 | 87% | 3,568 | 86% |
| Other or Unable | 1,239 | 9% | 259 | 4% | 405 | 14% | 575 | 14% |
| missing | 658 | 208 | 213 | 237 | ||||
| Patient Location at Onset | ||||||||
| Not a Health Care Facility | 12,631 | 92% | 6,076 | 98% | 2,703 | 85% | 3,852 | 89% |
| Another Health Care Facility | 1,075 | 8% | 134 | 2% | 459 | 15% | 482 | 11% |
| missing | 188 | 90 | 52 | 46 | ||||
| JCPSC Certification | 6,974 | 50% | 3,060 | 49% | 1,675 | 52% | 2,239 | 51% |
| Teaching Hospital | 5,164 | 37% | 2,248 | 36% | 1,284 | 40% | 1,632 | 37% |
| Hospital Beds | ||||||||
| < 100 | 789 | 6% | 420 | 7% | 229 | 7% | 140 | 3% |
| 100-300 | 5,794 | 42% | 2,853 | 45% | 1,581 | 49% | 1,360 | 31% |
| > 300 | 7,311 | 53% | 3,027 | 48% | 1,404 | 44% | 2,880 | 66% |
TIA indicates transient ischemic attack; JCPSC, Joint Commission Primary Stroke Center