Pre Mean (SD) | Post-2 wks Mean (SD) | Post-6 wks Mean (SD) | F-value | Significance | |
---|---|---|---|---|---|
1″ foam-based group | 18.10 (3.84) | 18.10 (3.21) | 21.60 (3.80) | 17.640 | .001 |
2″ foam-based group | 18.80 (3.52) | 19.10 (3.24) | 23.00 (3.43) | 39.952 | .000 |
3″ foam-based group | 19.90 (1.85) | 21.40 (1.07) | 25.20 (1.98) | 45.947 | .000 |
Control group | 19.50 (1.84) | 20.70 (2.45) | 23.10 (3.21) | 12.923 | .002 |