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| Subject | Free Breathing | Breath Hold | Irregular Breathing | Post-Exercise |
|---|---|---|---|---|
| S1 | 3 | 2* | — | — |
| S2 | 3 | 1 | — | — |
| S3 | 8* (4-4*) | 1 | 1 | 1 |
| S4 | 5 | 1 | 1 | 1 |
| S5 | 5 | 1 | — | — |
| S6 | 5 | 1 | 1 | 1 |
| S7 | 4 | 1 | 1 | 1 |
| S8 | 5 | — | 1 | 1 |
| S9 | 5 | 1 | — | — |
| S10 | 3 | 1 | — | — |
| S11 | 3* | 1 | — | — |
| Total | 51 | 11 | 5 | 5 |
