|Multivariate analysis*||Early outcome||Association||p Value|
|Logistic regression||3 month mortality||OR: 0.38 (0.08 to 1.41)||0.135|
|Logistic regression||3 month favorable functional outcome†||OR: 0.97 (0.28 to 3.35)||0.963|
|Linear regression||Neurological improvement during hospitalization‡||β: −8.2 (−24.6 to −8.2)||0.321|
*Adjusting for Alberta Stroke Program Early CT score, intravenous thrombolysis, intubation during the procedure, and elapsed time from symptom onset to groin puncture.
†Modified Rankin Scale score of 0–2.
‡Quantified using the difference between admission and discharge NIHSS scores.
β, unstandardized linear regression coefficient.
NIHSS, National Institutes of Health Stroke Scale.