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Known group validity of EQ-5D-3L values by stroke severity measured by NIHSS, significance test: Kruskal–Wallis
| Stroke severity | EQ-5D-3L seven days median (IQR) | EQ-5D-3L 90 days median (IQR) | EQ-5D-3L One year median (IQR) |
|---|---|---|---|
| Mild stroke | 0.56 (0.26–0.78) | 0.87 (0.59–1.0) | 1.0 (0.59–1.0) |
| Moderate stroke | 0.17 (-.06–0.71) | 0.69 (0.33–1.0) | 0.66 (0.38–1.0) |
| Severe stroke | -0.06 (-0.33–0.26) | 0.59 (0.19–1.0) | 0.71 (0.31–1.0) |
| chi2 = 72.1 p = < 0.001 | Chi2 = 17.2 p = < 0.001 | Chi2 = 20.6 p = < 0.001 |
