Multivariate analysis for predictors of good outcome and mortality at 90 days after endovascular thrombectomy
Variable | Multivariate model for good outcome (n=1226) | Multivariate model for mortality (n=1226) | ||||
OR | 95% CI | P values | OR | 95% CI | P values | |
Female gender | 0.66 | 0.58 to 0.75 | 0.003 | 0.95 | 0.82 to 1.1 | 0.752 |
White | 0.97 | 0.84 to 1.11 | 0.814 | 1.85 | 1.56 to 2.19 | 0.001 |
Age ≥80 | 0.40 | 0.34 to 0.47 | <0.001 | 2.23 | 1.9 to 2.61 | <0.001 |
Onset to groin time | 1.00 | 1 to 1 | 0.525 | 1.00 | 1 to 1 | 0.31 |
Pre-stroke mRS score | 0.75 | 0.7 to 0.8 | <0.001 | 1.29 | 1.22 to 1.36 | <0.001 |
Baseline NIHSS score | 0.90 | 0.89 to 0.91 | <0.001 | 1.09 | 1.08 to 1.1 | <0.001 |
Number of comorbidities | 0.95 | 0.89 to 1 | 0.319 | 1.08 | 1.02 to 1.15 | 0.225 |
Posterior circulation stroke | 0.48 | 0.38 to 0.59 | 0.001 | 2.14 | 1.74 to 2.64 | <0.001 |
Prior stroke | 1.14 | 0.87 to 1.49 | 0.639 | 0.53 | 0.39 to 0.73 | 0.062 |
IV tPA | 1.13 | 0.99 to 1.3 | 0.395 | 0.77 | 0.66 to 0.89 | 0.092 |
IA tPA | 0.87 | 0.73 to 1.04 | 0.471 | 0.99 | 0.82 to 1.2 | 0.967 |
Number of attempts | 0.84 | 0.8 to 0.87 | <0.001 | 0.88 | 0.85 to 0.92 | 0.004 |
Use of aspiration at first pass | 0.90 | 0.78 to 1.05 | 0.519 | 0.83 | 0.71 to 0.97 | 0.248 |
TICI score | 1.24 | 1.17 to 1.31 | <0.001 | 1.14 | 1.07 to 1.21 | 0.038 |
Complications | 0.55 | 0.39 to 0.77 | 0.09 | 1.97 | 1.46 to 2.67 | 0.032 |
Variables showing statistical significance (p<0.05) are in bold.
mRS, modified Rankin Scale; NIHSS, National Institutes of Health Stroke Scale; tPA, tissue plasminogen activator.