Table 1

Patient characteristics

Patient	Sex	Age at procedure (years)	Diagnosis	WHO class	Indication	Treatment before procedure	Subsequent treatment
Bos, bosentan; F, female; Ilopr, iloprost; IPAH, idiopathic pulmonary arterial hypertension; M, male; Nifed, nifedipine; PGI2, epoprostenol; RVF, right ventricular failure; Sild, sildenafil; SPH, secondary pulmonary hypertension; WHO, World Health Organization.
1	M	0.25	IPAH	III	Syncope	PGI2 Sild	PGI2 Sild
2	M	1.5	IPAH	III	RVF	PGI2	PGI2
3	F	2.5	IPAH	III	Syncope	Bos	Bos PGI2
4	F	3	IPAH	III–IV	Syncope, RVF	Ilopr Nifed	Ilopr Nifed
5	M	3.5	IPAH	IV	Syncope	nil	PGI2
6	F	4	IPAH	III–IV	Syncope	Bos Sild	PGI2 Bos Sild
7	M	5	IPAH	IV	RVF	PGI2 Bos	PGI2 Bos
8	M	5.5	IPAH	IV	RVF	Nifed PGI2	Nifed PGI2
9	M	5.5	IPAH	IV	Syncope	nil	PGI2
10	F	6	IPAH	III	Syncope	Nifed	PGI2
11	F	6.5	IPAH	IV	RVF	PGI2 Sild	PGI2
12	F	9	IPAH	III	Syncope	Nifed	PGI2
13	M	9.5	IPAH	III	RVF	nil	PGI2
14	F	12.5	IPAH	III	Syncope	Bos	Bos
15	M	13.5	IPAH	IV	Syncope	Nifed	Nifed
16	F	14	IPAH	III–IV	Syncope	Bos, Sild	Bos, Sild
17	F	15.5	IPAH	IV	RVF	PGI2	PGI2
18	F	16.5	IPAH	III–IV	Syncope	Bos	Bos
19	M	17	IPAH	III	RVF	Nifed	PGI2
20	F	16.5	SPH (HIV)	III	Syncope	Bos	PGI2, Bos