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Table 2 Coefficient of variation (%) of physiological variables

From: Combining perceptual regulation and exergaming for exercise prescription in low-active adults with and without cognitive impairment

  MCI Apparently healthy
  Exergaming Non-Exergaming Exergaming Non-Exergaming
Oxygen uptake (VO2)
RPE 9 7.8 10.8 7.9 9.2
11 9.0 7.4 6.3 5.5
13 7.4 7.8 6.3 6.7
Heart Rate (HR)     
RPE 9 3.3 3.7 3.4 3.6
11 3.6 3.8 2.9 2.5
13 3.8 4.2 4.8 3.6