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Table 3.
Classification of dyspnea (Modified Medical Research Council)
| Dyspnea scale | Grade 1 | Grade 2 | Grade 3 | Grade 4 | Total |
|---|---|---|---|---|---|
| n | 3 | 6 | 5 | 2 | 16 |
| % | 18.75 | 37.5 | 31.25 | 12.5 | 100 |