Figure 1

Patient disposition. The results reported here focus on the 408 SSc patients with PAH (n=87) and those without PH (n=321; grey boxes). *One patient could not be assigned to a PH group due to a missing PCWP value. FVC, forced vital capacity; HRCT, high-resolution CT; mPAP, mean pulmonary arterial pressure; PAH, pulmonary arterial hypertension; PH, pulmonary hypertension; PCWP, pulmonary capillary wedge pressure; RHC, right heart catheterisation; SSc, systemic sclerosis.