Table 3.
Statistics Validation of the Prediction Model Including Walking, Stair Climbing and Cycling Capacity Separately
| Model | n | Bias (lb ‒ ub) | r (lb ‒ ub) | R2 | SEE | ICC (lb – ub) |
|---|---|---|---|---|---|---|
| LM FitMáx | 228 | −0.24 (−9.23–8.75) | 0.94 (0.92–0.95) | 0.88 | 4.14 | 0.93 (0.91–0.95) |
| LM walk | 228 | −0.19 (−12.37–12.00) | 0.88 (0.85–0.91) | 0.78 | 5.40 | 0.87 (0.84–0.90) |
| LM stair climb | 228 | −0.66 (−12.41–11.08) | 0.89 (0.86–0.92) | 0.79 | 5.25 | 0.88 (0.85–0.91) |
| LM cycle | 228 | −0.14 (−9.86–9.57) | 0.93 (0.91–0.94) | 0.86 | 4.49 | 0.92 (0.90–0.94) |
| LM walk + stair climb | 228 | −0.42 (−11.55–10.71) | 0.90 (0.88–0.92) | 0.82 | 5.05 | 0.90 (0.87–0.92) |
| VSAQ | 228 | 3.44 (−10.11–16.98) | 0.87 (0.83–0.90) | 0.75 | 6.75 | 0.87 (0.83–0.90) |
| LM FitMáx* | 150 | −0.32 (−9.13–8.48) | 0.94 (0.92–0.95) | 0.88 | 4.01 | 0.94 (0.91–0.95) |
| DASI | 150 | 3.32 (−14.81–21.44) | 0.75 (0.68–0.80) | 0.56 | 4.62 | 0.62 (0.51–0.71) |
Note: *Corrected for missing values of the DASI in the testing set.
Abbreviations: LM, linear model; lb, lower bound; ub, upper bound.