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. Author manuscript; available in PMC: 2019 Aug 1.
Published in final edited form as: JACC Heart Fail. 2018 May 23;6(8):665–675. doi: 10.1016/j.jchf.2018.03.003

Table 4.

Independent Correlates of Peak VO2

Non-cardiac Dyspnea Variance Inflation Factor Standardized β estimate p value
Age, years 2.46 −0.15 0.4
Female sex 1.22 −0.07 0.6
Peak stroke volume, ml 1.57 0.35 0.03
Peak heart rate, min−1 1.85 0.37 0.04
Peak AVDO2,ml/dl 1.48 0.31 0.05
Peak PCWP, mmHg 1.49 −0.10 0.5
HFpEF
Age, years 1.29 −0.20 0.04
Female sex 1.15 −0.19 0.04
Peak stroke volume, ml 1.70 0.26 0.02
Peak heart rate, min−1 1.42 0.27 0.007
Peak AVDO2,ml/dl 1.22 0.15 0.10
Peak PCWP, mmHg 1.01 −0.29 0.0006