Table 3.
Procedural and hemodynamic data at 3 months post‐BPA follow‐up.
| Overall population (n = 109) | IC group (n = 89) | PP group (n = 20) | p Value | |
|---|---|---|---|---|
| Procedural data | ||||
| Total number of BPA sessions | 2.57 ± 1.0 | 2.64 ± 1.1 | 2.25 ± 0.6 | 0.12 |
| Total segments treated | 5.96 ± 2.1 | 6.09 ± 2.2 | 5.40 ± 1.9 | 0.19 |
| Total occlusive type lesions, n (%) | 76 (28.3) | 62 (27.6) | 14 (31.8) | 0.97 |
| Proportion <4 mm balloons per patient | 0.24 ± 0.3 | 0.25 ± 0.3 | 0.24 ± 0.3 | 0.91 |
| Number of lesions where <4 mm balloon used, n (% total) | 66 (24.3) | 55 (24.3) | 11 (23.9) | 0.95 |
| Hemodynamic data at 3 m FU | ||||
| PVR, dyn s cm−5 | 434.1 ± 177.7 | 429.1 ± 177.5 | 454.4 ± 182.3 | 0.55 |
| mPAP, mmHg | 35.0 ± 8.3 | 35.1 ± 8.3 | 35.2 ± 9.2 | 0.96 |
| CO, L/min | 4.8 ± 1.0 | 4.8 ± 1.1 | 4.7 ± 0.9 | 0.95 |
| Exercise and symptom data at 3 m FU | ||||
| 6‐MWD, m | 395.4 ± 110.8 | 401.3 ± 110.7 | 363.4 ± 110.8 | 0.30 |
| WHO FC (I/II/III/IV), n | 13/59/35/2 | 13/53/23/0 | 0/6/12/2 | <0.01 |
| CAMPHOR symptom score | 6.9 ± 6.7 | 6.4 ± 6.7 | 9.1 ± 6.6 | 0.18 |
Abbreviations: 6‐MWD, 6 min walk distance; CAMPHOR, Cambridge Pulmonary Hypertension Outcome Review; COT, cardiac output by thermodilution; mPAP, mean pulmonary artery pressure; PVR, pulmonary vascular resistance; WHO FC, World Health Organization Functional Class.