Table 3.

Adaptations of Left and Right Ventricular Mass, End-Diastolic Volume, Mean Wall Thickness, and Stroke Volume in Response to Endurance Training

	Baseline	3 mo	6 mo	9 mo	12 mo	P Value*
LV mass, g	168±38	188±36†	198±42†	199±45†	203±46†	<0.0001
LVEDV, mL	117±20	119±22	125±23†	136±22†	138±27†	<0.0001
LV MWT, cm	1.00±0.10	1.15±0.10†	1.20±0.11†	1.15±0.13†	1.16±0.10†	<0.0001
LV SV, mL	79±12	85±14†	89±16†	97±14†	98±19†	<0.0001
RV mass, g	63±9	71±11†	72±14†	75±16†	82±15†	0.0005
RVEDV, mL	136±25	156±30†	161±33†	172±27†	173±34†	<0.0001
RV SV, mL	78±12	87±14†	90±17†	97±14†	97±16†	<0.0001

Results are presented as mean±SD. LV indicates left ventricular; LVEDV, left ventricular end-diastolic volume; MWT, mean wall thickness; RV, right ventricular; RVEDV, right ventricular end-diastolic volume; and SV, stroke volume.

^*P value from repeated measures analysis time effect from baseline to 12 months.

^†Statistically significant difference compared with baseline from mixed model repeated measures analysis.