SUPPLEMENTARY DATA References of table 1 Currently available randomized controlled trials on disease targeting therapies in patients with pulmonary arterial hypertension due to congenital heart disease or mixed pulmonary arterial hypertension groups 1. Simonneau G, Barst RJ, Galie N, et al. Continuous subcutaneous infusion of treprostinil, a prostacyclin analogue, in patients with pulmonary arterial hypertension: a double-blind, randomized, placebo-controlled trial. Am. J. Respir. Crit. Care Med. 2002;165:800–4. 2. Galiè N, Humbert M, Vachiéry J-L, et al. Effects of beraprost sodium, an oral prostacyclin analogue, in patients with pulmonary arterial hypertension: a randomized, double-blind, placebo-controlled trial. J. Am. Coll. Cardiol. 2002;39:1496–502. 3. Barst RJ, McGoon M, McLaughlin V, et al. Beraprost therapy for pulmonary arterial hypertension. J. Am. Coll. Cardiol. 2003;41:2119–25. 4. McLaughlin V V, Oudiz RJ, Frost A, et al. Randomized study of adding inhaled iloprost to existing bosentan in pulmonary arterial hypertension. Am. J. Respir. Crit. Care Med. 2006;174:1257–63. 5. Tapson VF, Torres F, Kermeen F, et al. Oral treprostinil for the treatment of pulmonary arterial hypertension in patients on background endothelin receptor antagonist and/or phosphodiesterase type 5 inhibitor therapy (the FREEDOM-C study): a randomized controlled trial. Chest. 2012;142:1383–90. 6. Tapson VF, Jing Z-C, Xu K-F, et al. Oral treprostinil for the treatment of pulmonary arterial hypertension in patients receiving background endothelin receptor antagonist and phosphodiesterase type 5 inhibitor therapy (the FREEDOM-C2 study): a randomized controlled trial. Chest. 2013;144:952–8. 7. Jing Z-C, Parikh K, Pulido T, et al. Efficacy and safety of oral treprostinil monotherapy for the treatment of pulmonary arterial hypertension: a randomized, controlled trial. Circulation. 2013;127:624–633. 8. Barst RJ, Langleben D, Frost A, et al. Sitaxsentan therapy for pulmonary arterial hypertension. Am. J. Respir. Crit. Care Med. 2004;169:441–7. 9. Galiè N, Beghetti M, Gatzoulis MA, et al. Bosentan therapy in patients with Eisenmenger syndrome: a multicenter, double-blind, randomized, placebo-controlled study. Circulation. 2006;114:48–54. 10. Barst RJ, Langleben D, Badesch D, et al. Treatment of pulmonary arterial hypertension with the selective endothelin-A receptor antagonist sitaxsentan. J. Am. Coll. Cardiol. 2006;47:2049–56. 11. Galiè N, Rubin L, Hoeper M, et al. Treatment of patients with mildly symptomatic pulmonary arterial hypertension with bosentan (EARLY study): a double-blind, randomised controlled trial. Lancet. 2008;371:2093–100. 12. Sandoval J, Torbicki A, Souza R, et al. Safety and efficacy of sitaxsentan 50 and 100 mg in patients with pulmonary arterial hypertension. Pulm. Pharmacol. Ther. 2012;25:33–9. 13. Pulido T, Adzerikho I, Channick RN, et al. Macitentan and morbidity and mortality in pulmonary arterial hypertension. N. Engl. J. Med. 2013;369:809–18. 14. Galiè N, Barberà JA, Frost AE, et al. Initial Use of Ambrisentan plus Tadalafil in Pulmonary Arterial Hypertension. N. Engl. J. Med. 2015;373:834–44. 15. Galiè N, Ghofrani HA, Torbicki A, et al. Sildenafil citrate therapy for pulmonary arterial hypertension. N. Engl. J. Med. 2005;353:2148–57. 16. Singh TP, Rohit M, Grover A, et al. A randomized, placebo-controlled, double-blind, crossover study to evaluate the efficacy of oral sildenafil therapy in severe pulmonary artery hypertension. Am. Heart J. 2006;151:851.e1–5. 17. Simonneau G, Rubin LJ, Galiè N, et al. Addition of sildenafil to long-term intravenous epoprostenol therapy in patients with pulmonary arterial hypertension: a randomized trial. Ann. Intern. Med. 2008;149:521–30. 18. Galiè N, Brundage BH, Ghofrani HA, et al. Tadalafil therapy for pulmonary arterial hypertension. Circulation. 2009;119:2894–903. 19. 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Predicting survival in pulmonary arterial hypertension: insights from the Registry to Evaluate Early and Long-Term Pulmonary Arterial Hypertension Disease Management (REVEAL). Circulation. 2010;122:164–72. 34. Salehian O, Schwerzmann M, Rambihar S, et al. Left ventricular dysfunction and mortality in adult patients with Eisenmenger syndrome. Congenit. Heart Dis. 2007;2:156–64. 35. Ramos RP, Arakaki JSO, Barbosa P, et al. Heart rate recovery in pulmonary arterial hypertension: Relationship with exercise capacity and prognosis. Am. Heart J. 2012;163:580–588. 36. Van De Bruaene A, De Meester P, Voigt J-U, et al. Right Ventricular Function in Patients With Eisenmenger Syndrome. Am. J. Cardiol. 2012;109:1206–1211. 37. Moceri P, Dimopoulos K, Liodakis E, et al. Echocardiographic predictors of outcome in eisenmenger syndrome. Circulation. 2012;126:1461–8. 38. Adachi S, Hirashiki A, Nakano Y, et al. Prognostic factors in pulmonary arterial hypertension with Dana Point group 1. 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