TABLE 6.
Linear regression analysis (successive steps).
| R | R2 corrected | D-W | Criterion variable | Predictor variable | Standardized beta | T | VIF |
| 0.34 | 0.11 | 1.62 | D2-TOT | VO2max | 0.34 | 1.00 | 1.00 |
| 0.30 | 0.09 | 1.60 | D2-CON | VO2max | 0.30 | 1.00 | 1.00 |
| 0.39 | 0.15 | 1.89 | SYM | VO2max | 0.39 | 1.00 | 1.00 |
| 0.21 | 0.04 | 1.96 | COD | VO2max | 0.21 | 1.00 | 1.00 |
| 0.35 | 12 | 1.95 | PS | VO2max | 0.35 | 1.00 | 1.00 |
| 0.37 | 0.14 | 1.72 | GSE | VO2max | 0.37 | 1.00 | 1.00 |
| 0.50 | 0.24 | 1.96 | GHQ-SS | VO2max | −0.50 | 1.00 | 1.00 |
| 0.35 | 0.12 | 2.05 | GHQ-AI | HJT | −0.35 | 1.00 | 1.00 |
| 0.19 | 0.03 | 1.72 | GHQ-SDy | VO2max | −0.19 | 1.00 | 1.00 |
| 0.18 | 0.03 | 1.86 | GHQ-SDe | VO2max | −0.18 | 1.00 | 1.00 |
| 0.32 | 0.10 | 1.62 | LS | FM% | −0.32 | 1.00 | 1.00 |
Abbreviations. D2, D2 test; TOT, Total effectiveness in the test/Selective attention index; CON, Concentration index; SYM, Symbol Search; COD, Coding test; PS, Processing speed; GSE, General self-efficacy; GHQ, Health perception questionnaire; SS, Somatic symptoms; AI, Anxiety and insomnia; SDy, Social dysfunction; SDe, Severe depression; LS, Life satisfaction; VO2max, Maximum oxygen consumption (mL/kg/min); HJT, Horizontal jump test (cm); FM%, Body fat mass percentage; T, Tolerance; and VIF, Variance Inflation Factor.