Table 1. Inter-rater reliability.
| Lumbar | Range of max. force (N) |
Variables | Mean (SD) of variables | ICC (95% CI) | SEM |
|---|---|---|---|---|---|
| At day 1 | |||||
| L1 (n = 24) |
16.20–61.60 | Displacement (mm) | 5.09 (2.31) | 0.67 (0.22–0.86) | 1.34 |
| Stiffness (N/mm) | 3.43 (1.16) | 0.60 (−0.14–0.85) | 0.74 | ||
| L2 (n = 29) |
18.00–68.60 | Displacement (mm) | 5.46 (2.39) | 0.76 (0.48–0.89) | 1.18 |
| Stiffness (N/mm) | 3.38 (1.05) | 0.70 (0.36–0.86) | 0.57 | ||
| L3 (n = 30) |
22.80–69.80 | Displacement (mm) | 6.33 (3.53) | 0.76 (0.48–0.89) | 1.74 |
| Stiffness (N/mm) | 3.43 (1.29) | 0.69 (0.33–0.85) | 0.72 | ||
| L4 (n = 28) |
24.60–73.40 | Displacement (mm) | 7.88 (3.97) | 0.80 (0.56–0.90) | 1.80 |
| Stiffness (N/mm) | 3.06 (1.10) | 0.82 (0.60–0.92) | 0.47 | ||
| L5 (n = 28) |
21.50–77.40 | Displacement (mm) | 8.36 (3.03) | 0.68 (0.27–0.85) | 1.72 |
| Stiffness (N/mm) | 3.09 (1.09) | 0.83 (0.64–0.92) | 0.45 | ||
| At day 2 | |||||
| L1 (n = 30) |
17.10–42.60 | Displacement (mm) | 5.58 (2.38) | 0.83 (0.63–0.92) | 1.00 |
| Stiffness (N/mm) | 3.31 (1.35) | 0.67 (0.31–0.84) | 0.78 | ||
| L2 (n = 30) |
18.90–58.50 | Displacement (mm) | 5.62 (2.49) | 0.68 (0.32–0.85) | 1.41 |
| Stiffness (N/mm) | 3.26 (1.10) | 0.80 (0.58–0.91) | 0.49 | ||
| L3 (n = 30) |
21.10–51.90 | Displacement (mm) | 6.23 (3.12) | 0.79 (0.55–0.90) | 1.44 |
| Stiffness (N/mm) | 3.19 (1.21) | 0.79 (0.55–0.90) | 0.56 | ||
| L4 (n = 30) |
21.50–59.80 | Displacement (mm) | 7.78 (3.48) | 0.77 (0.46–0.90) | 1.67 |
| Stiffness (N/mm) | 2.94 (1.19) | 0.63 (0.23–0.82) | 0.73 | ||
| L5 (n = 30) |
22.00–55.00 | Displacement (mm) | 9.11 (3.00) | 0.69 (0.20–0.86) | 1.68 |
| Stiffness (N/mm) | 2.68 (0.99) | 0.78 (0.53–0.89) | 0.47 | ||
Notes.
Abbreviation
- CI
- confident interval
- ICC
- intra-class correlation coefficient
- SD
- standard deviation
- SEM
- standard error of measurement