Estimates of Prevalence of Pulmonary Hypertension according to Different International Definitions

Table 5

Diagnosis-wise prevalence and severity of pulmonary hypertension (mPAP ≥ 25 mmHg).

Diagnosis	Total	No pulmonary hypertension (n = 170)		Mild pulmonary hypertension (n = 39)		Moderate + severe pulmonary hypertension (n = 30)
		No.	%	No.	%	No.	%
HP	77	52	67.5	14	18.2	11	14.3
CTD-ILD	75	56	74.7	11	14.7	8	10.7
Sarcoidosis	30	20	66.7	5	16.7	5	16.7
IPF	38	31	81.6	2	5.3	5	13.2
Non-IPF IIP	5	4	80.01	1	20.0	0	0.0
Others	14	7	50.0	6	42.9	1	7.1

χ² = 12.862; . CTD-ILD, connective tissue disease-related interstitial lung disease. IPF, idiopathic pulmonary fibrosis; IIP, idiopathic interstitial pneumonia.