Relation between cardiac dimensions and peak oxygen uptake

Table 3 Univariable linear regression for total heart volume (THV), left ventricular mass (LVM), body surface area (BSA), left ventricular end-diastolic volume (LVEDV), right ventricular end-diastolic volume (RVEDV) and height in male subjects, female subjects and all subjects respectively.

	Univariable regression Males		Univariable regression Females		Univariable regression All subjects		Multivariable regression All subjects
	R²	p	R²	p	R²	p	β	p
THV (ml)	0.61	<0.0001	0.55	<0.0001	0.74	<0.0001	0.512	<0.0001
LVM (g)	0.52	<0.0001	0.64	<0.0001	0.71	<0.0001	0.398	<0.0001
LVEDV (ml)	0.42	<0.0001	0.39	<0.0001	0.55	<0.0001	na	na
RVEDV (ml)	0.41	<0.0001	0.45	<0.0001	0.60	<0.0001	na	na
BSA (m²)	0.14	<0.001	0.02	ns	0.40	<0.0001	na	na
Height (m)	0.14	<0.001	0.04	ns	0.40	<0.0001	na	na

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