ESC/ERS risk score groups | Whole cohort | PAH | PAH with comorbidities | |||
---|---|---|---|---|---|---|
Baseline values | Kaplan-Meier p-value | n | Kaplan-Meier p-value | n | Kaplan-Meier p-value | n |
Survival | ||||||
 6MWD | 0.010 | 113 | 0.019 | 68 | 0.636 | 45 |
 NT-proBNP | 0.031 | 104 | 0.032 | 64 | 0.260 | 40 |
 WHO functional class | 0.004 | 126 | 0.016 | 77 | 0.491 | 49 |
 Right atrial area | 0.045 | 135 | 0.013 | 84 | 0.774 | 51 |
Time to first clinical worsening event | ||||||
 6MWD | 0.011 | 112 | 0.031 | 67 | 0.129 | 45 |
 NT-proBNP | 0.012 | 103 | 0.002 | 63 | 0.194 | 40 |
 WHO functional class | 0.006 | 125 | 0.079 | 76 | 0.547 | 49 |
 Right atrial area | 0.001 | 134 | 0.034 | 83 | 0.244 | 51 |