Table 4. Determination of normal values of right ventricular volume.

Studies	Subjects	n	EDV (ml)*	ESV (ml)*	EF (%)*	Feasibility (%)
Graspa et al., Eur J Echocardiogr 2010	Normal	20	88 ± 17	37 ± 8	61 ± 4	100
Tamborini et al., JASE 2010	Normal	245	86 ± 21	29 ± 11	67 ± 8	94
Maffessanti et al., Circ Imaging 2013	Normal	507	91 (61, 150)	35 (16, 72)	62 (47, 77)	94

EDV, end-diastolic volume; EF, ejection fraction; ESV, end-systolic volume.

* Mean ± SD, or with 95% confidence interval.