Mean NDI and ODI | Class 1 (N = 226, 20%) | Class 2 (N = 578, 52%) | Class 3 (N = 313, 28%) | |||
---|---|---|---|---|---|---|
NRS (SD) | ODI (SD) | NRS (SD) | ODI (SD) | NDI (SD) | ODI (SD) | |
Baseline | 6.9 (1.2) | 24.8 (15.8) | 7.0 (1.1) | 26.4 (15.4) | 3.5 (1.1) | 15.5 (12.7) |
6Â weeks | 5.2 (2.2) | 17.6 (14.5) | 4.0 (2.4) | 15.0 (14.4) | 2.5 (1.9) | 8.6 (9.7) |
12Â weeks | 5.7 (2.4) | 19.7 (15.6) | 2.9 (2.3) | 11.0 (11.4) | 2.6 (2.2) | 8.7 (10.8) |
18Â weeks | 5.7 (2.1) | 18.9 (16.3) | 2.6 (2.2) | 8.1 (10.2) | 2.5 (2.2) | 8.6 (10.4) |
26Â weeks | 6.7 (1.2) | 19.4 (14.7) | 1.8 (1.4) | 6.1 (7.3) | 2.2 (1.7) | 8.0 (9.9) |
Baseline-26 wk. change | 0.2 (3%) | 5.4 (22%) | 5.2 (74%) | 20.3 (77%) | 1.3 (37%) | 7.5 (48%) |