Time frames between start of i.v. thrombolysis and first imaging control for groups IVT-open and persistent-occlusion (i.v.: intravenous; min: minutes); Box: bottom = 25^th percentile, centerline = median, top = 75^th percentile, Whiskers: 1,5 x interquartile range, Star: outlier.

<p>Time frames between start of i.v. thrombolysis and first imaging control for groups IVT-open and persistent-occlusion (i.v.: intravenous; min: minutes); Box: bottom = 25^th percentile, centerline = median, top = 75^th percentile, Whiskers: 1,5 x interquartile range, Star: outlier.</p

Outcome in overall recanalization.

<p>Outcome in overall recanalization.</p

Flow chart of patient selection.

<p>Flow chart of patient selection.</p

Scatterplot of all thrombus lengths in the groups IVT-open and persistent-occlusion.

<p>Scatterplot of all thrombus lengths in the groups IVT-open and persistent-occlusion.</p

Medical history, clinical presentation and outcome.

<p>Medical history, clinical presentation and outcome.</p