Table 4.
Descriptive values and linear mixed models statistics
| Pre | Post 1 | Post 2 | Follow-up | Estimates (SD) | Statistics | p | |
|---|---|---|---|---|---|---|---|
| Mean (SD) | 95% CI’s | ||||||
| PILE-test (kg) | |||||||
| Lower upper | |||||||
| IG | 6.9 (6.5) | 9.4 (5.1) | 9.9 (5.8) | 10.1 (5.2) | 4.594 (1.587) | 1.378 7.810 | .006* |
| CG | 3.7 (5.0) | 2.0 (4.2) | 10.4 (7.4) | 5.1 (5.6) | |||
| Biering-Sørensen-Test (time) | |||||||
| IG | 62.3 (30.0) | 73.8 (50.3) | 96.9 (64.5) | 87.7 (38.6) | 7.949 (9.866) | − 12.281 28.179 | .427 |
| CG | 54.2 (35.0) | 63.3 (53.4) | 55.6 (47.6) | 68.3 (43.3) | |||
| VAS (score) | |||||||
| IG | 1.2 (1.6) | 1.0 (1.7) | 1.1 (1.7) | 0.9 (1.6) | − 1.011 (0.482) | − 1.987 − 0.034 | .043* |
| CG | 2.1 (2.2) | 2.7 (2.9) | 2.2 (2.2) | 1.1 (1.9) | |||
| ODI (%) | |||||||
| IG | 7.8 (6.2) | 6.6 (9.0) | 5.0 (5.2) | 6.5 (6.9) | − 4.577 (2.524) | − 9.688 0.533 | .078 |
| CG | 12.8 (9.9) | 10.5 (8.8) | 11.5 (11.7) | 11.8 (10.4) | |||
PILE Test Progressive Isoinertial Lifting Evaluation, VAS Visual Analog Scale, ODI Oswestry Disability Index, IG intervention group, CG control group
*p < 0.05