Table 2. Patient characteristics.
| Variables | Study group (n = 126) | Control group (n = 114) | p value |
|---|---|---|---|
| Age (years) | 75 (62.3–82) | 77 (67–83) | 0.31 |
| Female gender | 58 (46.0%) | 46 (40.4%) | 0.43 |
| GCS score | 14 (10–15) | 13 (10–15) | 0.71 |
| GCS ≤10 | 34 (27.0%) | 32 (28.1%) | 0.89 |
| NIHSS | 4 (2–13.5) | 6 (3–14) | 0.32 |
| COVID level 0 | 0 (0%) | NA | |
| COVID level I | 118 (93.7%) | ||
| COVID level II | 6 (4.8%) | ||
| COVID level III | 2 (1.6%) | ||
| COVID level IV | 0 (0%) | ||
| Taken to the negative pressure ER | 5 (4.0%) | NA | |
| With a higher COVID level (level III) | 2 (40.0%)* | ||
| With a level II risk and a lower GCS score | 3 (60.0%)* | ||
| Tracheal intubation | 16 (12.7%) | 13 (11.4%) | 0.84 |
| Before diagnostic imaging | 7 (43.8%)* | 1 (7.7%)* | 0.04† |
| After diagnostic imaging | 9 (56.2%)* | 12 (92.3%)* | |
| Done in the negative pressure | 3 (18.8%)* | NA | |
| Done in the normal pressure | 13 (81.3%)* | ||
| Diagnostic imaging modality | 0.47 | ||
| CT | 94 (74.6%) | 80 (70.2%) | |
| MRI | 32 (25.4%) | 34 (29.8%) | |
| Stroke classification | 0.71 | ||
| Cerebral infarction | 58 (46.0%) | 62 (54.4%) | |
| Transient ischemic attack | 6 (4.8%) | 6 (5.3%) | |
| Intracerebral hemorrhage | 34 (27.0%) | 25 (21.9%) | |
| Subarachnoid hemorrhage | 10 (7.9%) | 6 (5.3%) | |
| Other disease | 18 (14.3%) | 15 (13.2%) | |
| IV-tPA | 10 (7.9%) | 17 (14.9%) | 0.1 |
| MT | 14 (11.1%) | 17 (14.9%) | 0.44 |
Continuous variables are presented as median (interquartile range).
* Percentages are shown as ratios within the above items.
† Statistically significant in Fisher’s exact test.
ER: emergency room; GCS: Glasgow Coma Scale; IV-tPA: intravenous tissue plasminogen activator; MT: mechanical thrombectomy; NIHSS: National Institute of Health stroke score