Figure 4.
Kaplan-Meier Analysis According to Ventilatory Class
Ventilatory Class | Meeting criteria | Major Cardiac Events | Percent Event Free |
---|---|---|---|
I: ≤29.9 | 244 | 19 | 92.2% |
II: 30–35.9 | 252 | 58 | 77.0% |
III: 36–44.9 | 201 | 90 | 55.2% |
IV: ≥45.0 | 94 | 64 | 31.9% |
Log rank: 193.9, p<0.001 |