. 2015 Apr;31(4):521–528. doi: 10.1016/j.cjca.2015.01.019

Table 1.

Noninvasive imaging to screen for PH

First author	Technique	Number of patients	Study population/cause	Functional parameter/variable	Screening for PH
First author	Technique	Number of patients	Study population/cause	Functional parameter/variable	Sensitivity (95% CI), %	Specificity (95% CI), %
Denton et al.²⁴	TTE	33	CTD (SSc)	sPAP	90	75
Parent et al.²⁵	TTE	385	Sickle cell disease	Tricuspid regurgitation jet velocity	100	80
Rajaram et al.²⁶	TTE	81	CTD	Tricuspid gradient	86	82
Wang et al.²⁷	TTE	123	CHD	sPAP	89	84
Kuriyama et al.²⁸	CT	23	Suspected PH	MPAD	69	100
Perez-Enguix et al.²⁹	CT	71	Candidates for LTX	MPAD	66	86
Rajaram et al.²⁶	CT	81	CTD	Ventricular mass index	85	82
Stevens et al.³⁰	MRI	100	Suspected PH	PVR	92.5	85.2
Rajaram et al.²⁶	MRI	81	CTD	RV mass index	85	82

CHD, congenital heart disease; CT, computed tomography; CTD, connective tissue disease; LTX, lung transplantation; MPAD, main pulmonary artery diameter; MRI, magnetic resonance imaging; PH, pulmonary hypertension; PVR, pulmonary vascular resistance; RV, right ventricular; sPAP, systolic pulmonary artery pressure; SSc, systemic sclerosis/scleroderma; TTE, transthoracic echocardiography.