Table 2:
Test Retest Reliability Results of ODI-T
Outcome Measure
Baseline Score
Retest Score
ICC (95% C.I.)
Bland & Altman Analysis
d (SD)
LOA
ODI-T
27.73(8.9)*
25.1(9.8)*
0.92 (0.84-0.96)
2.63 (4.9)
12.41 to -7.15
*
The values are expressed as mean and standard deviation (SD); d – mean difference of the test and retest scores; LOA- Limits of agreement = d± 1.96 SD.