Table 2 CT imaging features in patients with HT after AIS-LVO mechanical thrombectomy [cases (%)], (‾x ± s)
Groups | HT group (n = 27) | Non-HT group (n = 108) | χ2/t | P |
|---|---|---|---|---|
CT classification (%) | 5.671 | 0.129 | ||
 HI-1 | 9 (33.33) | 29 (26.85) |  |  |
 HI-2 | 6 (22.22) | 43 (39.81) |  |  |
 PH-1 | 7 (25.93) | 12 (11.11) |  |  |
 PH-2 | 5 (18.52) | 24 (22.22) |  |  |
Contrast agent exudation (%) | 22 (81.48) | 22 (20.37) | 36.717 |  < 0.001 |
HMCAS (%) | 19 (70.37) | 14 (12.96) | 38.543 |  < 0.001 |
TTP (s) | 20.60 ± 2.63 | 18.20 ± 2.64 | 4.228 |  < 0.001 |
MTT (s) | 6.35 ± 1.29 | 6.82 ± 1.60 | 1.415 | 0.160 |
CBF (mL/100 mL·min) | 49.71 ± 7.96 | 59.18 ± 12.04 | 3.875 |  < 0.001 |