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Distribution of WHO functional classes in high-risk and non-high-risk groups according to the cut-off value of the DASI.
| WHO Function Class | High-Risk (DASI < 33.8) |
Non-High-Risk (DASI > 33.8) |
Sig. |
|---|---|---|---|
| I | 6 | 16 | χ2 = 7.267 p = 0.001 |
| II | 32 | 29 | |
| III | 5 | 1 |
