Table 1 Clinical characteristics and CT perfusion parameters in patients with good and poor clinical outcomes
Characteristics | Overall (n = 63) | Good clinical outcome (n = 36) | Poor clinical outcome (n = 27) | p value |
|---|---|---|---|---|
Age*, year | 70 (66, 78) | 68 (65, 77) | 71 (66, 81) | 0.1406 |
Female$ | 29 (46.03) | 18 (50.00) | 11 (40.74) | 0.4656 |
Onset-to-door time*, h | 3.0 (2.0, 5.0) | 2.5 (2.0, 6.0) | 2.0 (1.5, 5.0) | 0.1966 |
Baseline NIHSS score* | 19 (11, 22) | 13.50 (5, 20) | 20 (19, 30) | 0.0005 |
Hyperdense MCA sign$ | 17 (26.98) | 8 (22.22) | 9 (33.33) | 0.3255 |
Left site stroke$ | 34 (53.97) | 19 (52.78) | 15 (55.56) | 0.8267 |
Occlusion site$ | ||||
IICA | 14 (22.22) | 6 (16.67) | 8 (29.63) | 0.2608 |
MCA M1 | 37 (58.73) | 21 (58.33) | 16 (59.26) | |
MCA M2 | 12 (19.05) | 9 (25.00) | 3 (11.11) | |
Poor collateral circulation$ | 45 (71.43) | 22 (61.11) | 23 (85.19) | 0.0363 |
Infarct core*, ml | 12.0 (0.0, 50.0) | 0.0 (0.0, 11.5) | 55.0 (35.0, 98.0) | < 0.0001 |
CBV < 38%*, ml | 16.0 (0.0, 57.0) | 0.0 (0.0, 15.5) | 71.0 (26.0, 104.0) | < 0.0001 |
Mismatch volume*, ml | 111.0 (79.0, 160.0) | 105.0 (80.0, 148.5) | 128.0 (76.0, 238.0) | 0.4285 |
Hypoperfusion*, ml | 149.0 (100.0, 214.0) | 116.0 (92.0, 151.0) | 213.0 (151.0, 287.0) | 0.0001 |
Tmax > 10 s*, ml | 58.0 (21.0, 120.0) | 40.50 (13.0, 62.50) | 120.0 (73.0, 175.0) | < 0.0001 |
Mismatch ratio* | 10.21 (3.02, 1000.00) | 518.25 (9.29, 1000.00) | 3.02 (1.91, 10.06) | < 0.0001 |
Hypoperfusion index* | 0.45 (0.22, 0.58) | 0.29 (0.12, 0.47) | 0.57 (0.48, 0.64) | < 0.0001 |
Treatment$ | ||||
Antiplatelet therapy$ | 9 (14.29) | 4 (11.11) | 5 (18.52) | 0.6606 |
Mechanical thrombectomy$ | 50 (79.37) | 30 (83.33) | 20 (74.07) | |
Intravenous thrombolysis$ | 4 (6.35) | 2 (5.56) | 2 (7.41) |