Fig. 4From: Stroke thrombolysis given by emergency physicians cuts in-hospital delays significantly immediately after implementing a new treatment protocolIn 2012, the median OTT was 139 (94–265) minutes. In 2013, it was 101 (65–220) min. The difference was significant (p < 0.001). In this figure quarterly medians with 95 % confidence intervals are presentedBack to article page