Table 6. External oblique muscle activity over time in each therapy group (Unit: %RMS).
Before | 2 weeks2 | 4 weeks3 | 6 weeks3 | |
Group b | 95.9±5.9 a | 95.9±5.0 | 97.3±4.6 | 96.8±4.0 |
Group c | 95.2±7.1 | 103.0±7.1†** | 107.3±6.6††*** | 113.5±7.8†††*** |
Group d | 94.9±7.8 | 105.2±6.2††** | 113.0±7.4†††*** | 120.0±8.1†††*** |