Table 6. Backward regression analysis to predict pattern preference.
Model 1 Model 2 Model 3 Model 4 Model 5
  R2 .101 0.101 0.100 0.098 .095
  p <.001 <.001 <.001 <.001 <.001
  Sig. F change <.001 .884 .602 .532 .392
Variables β p β p β p β p β p
  HR .015 .884
  RPE -.065 .592 -.063 .602
  PRT .049 .506 .046 .516 .044 .532
  O2 .079 .413 .087 0.277 .070 .308 .061 .392
  TLXcog -.304 0.007 -.302 0.007 -.345 <.001 -0.330 <.001 -.308 <.001
Beta and P-values for predictor variables, and R2adj values and P-values for each model. Abbreviations: HR = heart rate, RPE = rating of perceived exertion, PRT = probe reaction time, V̇O2 = oxygen consumption relative to body weight, TLXcog = cognitive subscale of NASA TLX.