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. Author manuscript; available in PMC: 2020 Mar 24.
Published in final edited form as: Am J Cardiol. 2011 Apr 29;108(1):99–105. doi: 10.1016/j.amjcard.2011.02.349

Table 5.

Baseline magnetic resonance imaging parameters and correlation with change in peak percentage of predicted oxygen consumption (VO2%)

Parameter Patients (n) Mean ± SD Correlation With ΔVO2% p Value
Right ventricular end-diastolic volume (ml/m2) 36 254.1 ± 80.9 0.04 0.81
Right ventricular end-diastolic volume Z score 36 4.3 ± 2.4 0.09 0.60
Right ventricular end-systolic volume (ml/m2) 36 127.1 ± 50.6 0.04 0.83
Right ventricular ejection fraction (%) 36 51 ± 7 −0.04 0.83
Left ventricular end-diastolic volume (ml/m2) 36 150.6 ± 52.2 −0.17 0.33
Left ventricular end-diastolic volume Z score 35 0.4 ± 1.2 −0.10 0.58
Left ventricular end-systolic volume (ml/m2) 36 64.3 ± 26.0 −0.07 0.69
Left ventricular ejection fraction (%) 36 59 ± 7 −0.01 0.95
Pulmonary regurgitation fraction (%) 37 35 ± 18 0.26 0.12

ΔVO2% = rate of change of percentage of predicted peak oxygen consumption during follow-up period.