Fig. 3From: Healthcare utilization, medical expenditure, and mortality in Korean patients with pulmonary hypertensionHealthcare utilization and medical expenditure across the subgroups of PH. Durations of hospital stay per person-year according to the (a) PH subgroups, and (b) severity of PH among the subgroups. Total medical expenditure per person-year was also compared according to the (c) PH subgroups, and (d) severity of PH among the subgroups. Patients with follow-up duration < 6 months were excluded from this analysisBack to article page