Other concomitant treatment at time of study
| All | PAH | CTEPH | |
| Subjects n | 571 | 384 | 187 |
| Chronic treatment (≥3 filled prescriptions per year) | |||
| Angiotensin-converting enzyme inhibitors | 108 (19) | 81 (21) | 27 (14) |
| Angiotensin receptor blockers | 101 (18) | 65 (17) | 36 (19) |
| β-blockers | 226 (40) | 156 (41) | 70 (37) |
| Calcium channel blockers | 138 (24) | 106 (28) | 32 (17) |
| Anti-arrhythmia drugs | 82 (14) | 61 (16) | 21 (11) |
| Statins | 174 (30) | 123 (32) | 51 (27) |
| Diuretics | 380 (66) | 267 (70) | 113 (60) |
| Antidiabetics | 80 (14) | 67 (17) | 13 (7) |
| Thyroid replacement hormones | 88 (15) | 69 (18) | 19 (10) |
| Number of patients that filled prescriptions for chronic treatments (≥3 per year) | |||
| 0 | 83 (15) | 45 (12) | 38 (20) |
| 1 | 103 (18) | 58 (15) | 45 (24) |
| 2 | 114 (20) | 78 (20) | 36 (19) |
| 3 | 117 (20) | 86 (22) | 31 (16) |
| 4 | 75 (13) | 54 (14) | 21 (11) |
| 5 | 51 (9) | 42 (11) | 9 (5) |
| ≥6 | 29 (5) | 21 (6) | 8 (5) |
| Temporary treatment (≥1 filled prescriptions per year) | |||
| Drugs for anaemia | 146 (26) | 107 (28) | 39 (21) |
| Antibiotics | 384 (67) | 275 (72) | 109 (58) |
| Antihistamines | 101 (18) | 68 (18) | 33 (18) |
| Antiviral drugs | 51 (9) | 44 (11) | 7 (4) |
| Asthma oral therapy | 12 (2) | 7 (2) | 5 (3) |
| Asthma inhaler therapy | 171 (30) | 119 (31) | 52 (28) |
| Antidiarrhoeal drugs | 79 (14) | 62 (16) | 17 (9) |
| Anti-emetics | 61 (11) | 52 (14) | 9 (5) |
| Anti-acid drugs | 47 (8) | 41 (11) | 6 (3) |
| Proton pump inhibitors | 294 (51) | 219 (57) | 75 (40) |
| Laxatives | 204 (36) | 143 (37) | 61 (32) |
| Antifungal – oral therapy | 2 (<1) | 2 (1) | 0 |
| Antifungal – cutaneous/solution | 191 (33) | 142 (37) | 49 (26) |
| Steroids – oral therapy | 177 (31) | 132 (34) | 45 (24) |
| Number of patients that filled prescriptions for temporary treatments (≥1 per year) | |||
| 0 | 56 (10) | 30 (8) | 26 (14) |
| 1 | 79 (14) | 43 (11) | 36 (19) |
| 2 | 100 (17) | 64 (17) | 36 (19) |
| 3 | 73 (13) | 45 (12) | 28 (15) |
| 4 | 92 (16) | 69 (18) | 23 (12) |
| ≥5 | 172 (30) | 133 (35) | 39 (21) |
Data are presented as n (%), unless otherwise stated. PAH: pulmonary arterial hypertension; CTEPH: chronic thromboembolic pulmonary hypertension.