Table 3.
Hierarchical regression analysis between CGPA, PA and the physical fitness variables after adjustment for possible covariates
| CGPA | |||||
|---|---|---|---|---|---|
| Tolerance | Standardized β (P) | R 2 | F change | Adj. R 2 | |
| Step 1 | 0.04 | 5.40** | 0.035 | ||
| Age | 0.98 | 0.10 (0.04) | |||
| SES | 0.99 | 0.11 (0.04) | |||
| %Fat | 0.99 | −0.13 (0.01) | |||
| Step 2 | 0.07 | 5.71** | 0.06 | ||
| Age | 0.97 | 0.09 (0.07) | |||
| SES | 0.98 | 0.13 (0.02) | |||
| %Fat | 0.72 | −0.03 (0.41) | |||
| PA | 0.84 | −0.07 (0.42) | |||
| One-mile run/walk | 0.72 | −0.19 (<0.01) | |||
| Step 2 | 0.05 | 0.77 | 0.040 | ||
| Age | 0.92 | 0.11 (0.04) | |||
| SES | 0.97 | 0.11 (0.04) | |||
| %Fat | 0.68 | −0.09 (0.15) | |||
| PA | 0.86 | −0.04 (0.72) | |||
| Run speed | 0.67 | −0.07 (0.34) | |||
| Step 2 | 0.06 | 2.80 | 0.05 | ||
| Age | 0.92 | 0.06 (0.29) | |||
| SES | 0.97 | 0.14 (0.01) | |||
| %Fat | 0.92 | −0.10 (0.07) | |||
| Agility | 0.84 | −0.10 (0.09) | |||
| Step 2 | 0.055 | 3.60 | 0.045 | ||
| Age | 0.96 | 0.13 (0.01) | |||
| SES | 0.99 | 0.11 (0.03) | |||
| %Fat | 0.98 | −0.11 (0.04) | |||
| Grip strength | 0.97 | −0.10 (0.07) | |||
* Significant at <0.05; ** significant at <0.01