Table 2.
Univariate analysis of factors for risk of poor prognosis.
| Variables | Good prognosis (n = 83) | Poor prognosis (n = 62) | Statistical magnitude | P |
| Gender, n (%) | χ2 = 0.001 | .972 | ||
| Male | 56 (67.47) | 42 (67.74) | ||
| Female | 27 (32.53) | 20 (32.26) | ||
| Age, Mean ± SD | 59.89 ± 11.38 | 64.74 ± 11.20 | t = –2.56 | .012 |
| BMI, n (%) | χ2 = 4.461 | .035 | ||
| >23.9 | 49 (59.04) | 47 (75.81) | ||
| ≤23.9 | 34 (40.96) | 15 (24.19) | ||
| Fever on admission, n (%) | – | 1.000 | ||
| Yes | 6 (7.23) | 4 (6.45) | ||
| No | 77 (92.77) | 58 (93.55) | ||
| Baseline mRs score, n (%) | – | 1.000 | ||
| >2 | 82 (98.80) | 62 (100.00) | ||
| ≤2 | 1 (1.20) | 0 | ||
| Baseline NIHSS score, Mean ± SD | 23.06 ± 7.44 | 30.82 ± 6.89 | t = –6.412 | <.001 |
| Pc-ASPECT score, Mean ± SD | 7.53 ± 1.11 | 6.23 ± 1.18 | t = 6.822 | <.001 |
| DSA-ASITN grading, n (%) | Z = 5.946 | <.001 | ||
| Level 0 | 40 (48.19) | 7 (11.29) | ||
| Level 1 | 18 (21.69) | 6 (9.68) | ||
| Level 2 | 12 (14.46) | 11 (17.74) | ||
| Level 3 | 3 (3.61) | 13 (20.97) | ||
| Level 4 | 10 (12.05) | 25 (40.32) | ||
| History of smoking, n (%) | χ2 = 0.046 | .830 | ||
| No | 36 (43.37) | 28 (45.16) | ||
| Yes | 47 (56.63) | 34 (54.84) | ||
| History of drinking, n (%) | χ2 = 0.198 | .657 | ||
| No | 63 (75.90) | 49 (79.03) | ||
| Yes | 20 (24.10) | 13 (20.97) | ||
| History of hypertension, n (%) | χ2 = 2.680 | .102 | ||
| No | 18 (21.69) | 21 (33.87) | ||
| Yes | 65 (78.31) | 41 (66.13) | ||
| History of diabetes, n (%) | χ2 = 0.507 | .476 | ||
| No | 62 (74.70) | 43 (69.35) | ||
| Yes | 21 (25.30) | 19 (30.65) | ||
| History of hyperlipemia, n (%) | χ2 = 0.764 | .382 | ||
| No | 76 (91.57) | 54 (87.10) | ||
| Yes | 7 (8.43) | 8 (12.90) | ||
| History of stroke, n (%) | χ2 = 0.973 | .324 | ||
| No | 72 (86.75) | 57 (91.94) | ||
| Yes | 11 (13.25) | 5 (8.06) | ||
| Length of thrombus, Mean ± SD | 13.94 ± 9.16 | 14.48 ± 9.08 | t = –0.355 | .723 |
| rt-PA, n (%) | 11 (13.25) | 13 (20.97) | χ2 = 1.529 | .216 |
| Number of thrombectomy, n (%) | - | .428 | ||
| Yes | 0 (0.00) | 1 (1.61) | ||
| No | 83 (100.00) | 61 (98.39) | ||
| Time to revascularization, h, Mean ± SD | 1.65 ± 0.71 | 1.94 ± 0.85 | t = –2.183 | .031 |
| Time to procedure, h, Mean ± SD | 9.58 ± 5.16 | 8.19 ± 3.67 | t = 1.889 | .061 |
| Procedure time, h, Mean ± SD | 10.01 ± 5.17 | 8.61 ± 3.63 | t = 1.924 | .056 |
| TOAST classification, n (%) | - | .001 | ||
| Large artery atherosclerosis | 71 (85.54) | 43 (69.35) | ||
| Cardioembolism | 5 (6.02) | 17 (27.42) | ||
| Others | 7 (8.43) | 2 (3.23) | ||
| Occlusion sites, n (%) | χ2 = 1.949 | .583 | ||
| Proximal basilar artery 1 | 16 (19.28) | 14 (22.58) | ||
| Middle Basilar 2 | 18 (21.69) | 18 (29.03) | ||
| Distal basilar artery 3 | 35 (42.17) | 23 (37.10) | ||
| Vertebral artery V4 | 14 (16.87) | 7 (11.29) | ||
| Pathogenesis of stroke, n (%) | - | .082 | ||
| Simple embolic occlusion of basilar artery | 13 (15.66) | 18 (29.03) | ||
| Acute occlusion based on basilar artery stenosis | 44 (53.01) | 33 (53.23) | ||
| Tandem Lesions | 25 (30.12) | 10 (16.13) | ||
| Others | 1 (1.20) | 1 (1.61) | ||
| Recanalization, n (%) | 83 (100.0) | 61 (98.39) | – | .428 |
| NIHSS score at 24 h, Mean ± SD | 15.28 ± 6.33 | 29.87 ± 7.95 | t = –12.302 | <.001 |
| Pulmonary infection, n (%) | 57 (68.67) | 59 (95.16) | χ2 = 15.561 | <.001 |
| Trachea cannula, n (%) | 3 (3.61) | 52 (83.87) | χ2 = 97.094 | <.001 |
| Circulatory collapse, n (%) | 0 (0.00) | 30 (48.39) | χ2 = 50.638 | <.001 |
ASPECT = Alberta Stroke Program Early CT, BMI = body mass index, DSA-ASITN = digital subtraction angiography-American Society of Intervention and Therapeutic Neuroradiology, mRs = modified Rankin scale, NIHSS = National Institute of Health stroke scale; rt-PA = recombinant tissue plasminogen activator; SD = standard deviation; TOAST = Trial of Org 10,172 in Acute Stroke Treatment.