Table 3—

Comparison of normals versus pulmonary arterial hypertension (PAHT) patients

	Normals		PAHT		p-value
	Mean±sd	Range	Mean±sd	Range	p-value
Subjects n	7	7	19	19
Age yrs	50±11	32–64	50±12	29–68	ns
MPAP mmHg	17±2	15–19	47±16	27–78	<0.0001
CO L·min⁻¹	5.1±1.2	3.4–6.8	4.4±1.3	2.6–6.7	ns
RVM g	66±24	31–107	126±36	63–174	<0.005
LVM g	129±24	98–172	145±41	81–205	ns
VMI	0.5±0.2	0.2–0.7	0.9±0.2	0.6–1.4	<0.01
ECHO PASP mmHg	31±11	16–49	75±33	25–144	<0.0001

MPAP: mean pulmonary artery pressure
CO: cardiac output
RVM: right ventricular mass
LVM: left ventricular mass
VMI: ventricular mass index
ECHO: echocardiography
PASP: pulmonary artery systolic pressure