Table 3.
Univariate analysis: 90-day mortality.
| 90 day survival | 90 day mortality | p value | |||||||
|---|---|---|---|---|---|---|---|---|---|
| N | % | Mean | SD | N | % | Mean | SD | ||
| Total patients | 568 | 74.3 | – | – | 196 | 25.7 | – | – | – |
| Age (y) | – | – | 65.5 | 15.3 | – | – | 75.0 | 14.9 | < 0.001 |
| Female | 280 | 49.3 | – | – | 117 | 59.7 | – | – | 0.012 |
| Race | 0.004 | ||||||||
| White | 336 | 59.2 | – | – | 145 | 74.0 | – | – | |
| Black | 169 | 29.8 | – | – | 41 | 20.9 | – | – | |
| Asian | 10 | 1.8 | – | – | 2 | 1.0 | – | – | |
| Other | 52 | 9.1 | – | – | 8 | 4.0 | – | – | |
| Obesity | 224 | 39.4 | – | – | 66 | 33.7 | – | – | 0.152 |
| Hypertension | 409 | 72.0 | – | – | 163 | 83.2 | – | – | 0.001 |
| Hyperlipidemia | 253 | 44.5 | – | – | 96 | 49.0 | – | – | 0.282 |
| Diabetes | 151 | 26.6 | – | – | 56 | 28.6 | – | – | 0.555 |
| CAD | 14 | 2.5 | – | – | 3 | 1.5 | – | – | 0.442 |
| Atrial fibrillation | 134 | 23.6 | – | – | 78 | 39.8 | – | – | < 0.001 |
| Hx ischemic stroke | 121 | 21.3 | – | – | 48 | 24.5 | – | – | 0.354 |
| Glucose (mg/dL) | – | – | 136.4 | 55.7 | – | – | 149.1 | 59.2 | 0.009 |
| NIHSS (median) | – | – | 12 | – | – | – | 20 | – | |
| ICA occlusion | 139 | 24.5 | – | – | 63 | 32.1 | – | – | 0.036 |
| LKW to CS (h) | – | – | 4.6 | 5.3 | – | – | 4.9 | 5.5 | 0.633 |
| CBF < 30% | 450 | 79.2 | 19.1 | 33.9 | 142 | 72.4 | 53.4 | 70.1 | < 0.001 |
| Tm > 6 s | 450 | 79.2 | 112.4 | 81.7 | 142 | 72.4 | 162.5 | 109.4 | < 0.001 |
| Any EVT | 310 | 54.6 | – | – | 85 | 43.4 | – | – | 0.007 |
| Revascularization therapy | < 0.001 | ||||||||
| No EVT | 258 | 45.4 | – | – | 111 | 56.6 | – | – | |
| EVT poor* | 30 | 5.3 | – | – | 24 | 12.2 | – | – | |
| EVT good** | 280 | 49.3 | – | – | 61 | 31.1 | – | – | |
| D/C mRS (median) | – | – | 3 | – | – | – | 5 | – | < 0.001 |
SD Standard deviation, Hx History, CAD Coronary artery disease, NIHSS National Institute of Health Stroke Scale, ICA Internal carotid artery, LKW Last known well time, CS Code stroke, CBF Cerebral blood flow, Tm > 6 s Time to maximum greater than 6 s, EVT Endovascular therapy, D/C Discharge, mRS Modified Rankin scale score. Percentages listed are with respect to subjects in individual ‘90 day survival’ or ‘90 day mortality’ groups, except for Total Patients.
*EVT poor = EVT with thrombolysis in cerebral infarction score 0–2a.
**EVT good = EVT with thrombolysis in cerebral infarction score 2b–3.