Fig. 2

Shift in modified Rankin Scale (mRS) 90 days after stroke. Adjusted common odds ratio for CAS ≥ 50% of 1.66 (95% CI 1.30–2.10). The left side of the diagonal line (mRS 0–2) indicates a good functional outcome with a between groups difference of 20%. 0 = no remaining symptoms, 6 = dead