Efficacy of estimating VO2max with the Heart Rate Ratio Method in middle-aged and older adults.
Jeremy B DucharmeAnn L GibsonPublished in: European journal of applied physiology (2021)
Both versions of the HRRM have poor agreement, relatively large SEEs, and a bias to misrepresent VO2max. When possible, VO2max should be measured via a maximal graded exercise test with indirect calorimetry for middle-aged and older adults.