Table 1.
The baseline characteristics of patients with a presence or absence of the HPCA sign.
| Parameter | HPCA Sign (n=12) | no HPCA Sign (n=43) | P-value |
|---|---|---|---|
| Age, years | 72 (62–79) | 65 (58–75) | NS |
| Female | 4 (33%) | 15 (34%) | NS |
| Baseline NIHSS | 3 (2–4.5) | 3 (2–5) | NS |
| Hematocrit at baseline (%) | 45.2 (42.5–50.5) | 42.6 (40–45.4) | 0.05 |
| WBC (K/uL) | 9.95 (7.3–12.4) | 8.1 (6.5–10.8) | NS |
| Glucose at baseline (mg/dL) | 117.5 (103.5–174.5) | 136 (104.5–172) | NS |
| C-reactive protein (mg/L) | 17.2 (8.05–28.6) | 2.6 (0.7–7.9) | 0.02 |
| Fibrinogen (g/L) | 4.8 (3.7–5.04) | 3.8 (3.0–4.4) | 0.02 |
| Time to CT scan from onset (h) | 11.5 (7.5–22) | 9.5 (5–21.5) | NS |
| Infarct's volume (cm3) | 17.6 (4.6–31.8) | 4.3 (1.5–14.1) | 0.02 |
| Secondary hemorrhage | 3 (25%) | 1 (2.3%) | 0.03 |
| Diabetes | 3 (25%) | 12 (28%) | NS |
| Coronary artery disease | 6 (50%) | 20 (45%) | NS |
| Previous stroke or TIA | 4 (33%) | 11 (25%) | NS |
| Atrial fibrillation | 1 (8%) | 8 (19%) | NS |
| Hyperlipidemia | 5 (42%) | 12 (28%) | NS |
| Current smoking | 7 (58%) | 24 (56%) | NS |
Values are median (interquartile range) or n (%). NIHSS – NIH Stroke Scale, mRS – modified Rankin Score, NS – not significant.