Table 4.
Changes of lumbar function
| Variable | Group | Pre | Post | F | P-value | LSD | |
|---|---|---|---|---|---|---|---|
| Back muscle strength (kg) | SEG | 52.3±25.3 | 81.8±27.0 | Time | 4.607 | 0.040* | |
| CEG | 46.8±18.2 | 78.0±26.3 | Group | 1.157 | 0.328 | ||
| CG | 80.8±31.6 | 84.3±33.4 | Time×group | 4.973 | 0.014* | CG<SEG, CEG | |
|
| |||||||
| Sit-and-reach (cm) | SEG | 4.3±10.3 | 10.2±10.9 | Time | 3.307 | 0.079 | |
| CEG | 2.0±10.8 | 7.7±8.3 | Group | 0.361 | 0.700 | ||
| CG | 6.7±5.2 | 6.0±4.8 | Time×group | 3.685 | 0.038* | CG<SEG, CEG | |
Values are presented as mean±standard.
SEG, strength exercise group; CEG, combined exercise group; CG, control group; LSD, Fisher least significant difference.
*
P<0.05, statistically significant.