Subscale | T1 | T2 | ||||
---|---|---|---|---|---|---|
High Pain, n = 12 | Group 2, n = 35 | p (t test) | High Pain, n = 12 | Group 2, n = 35 | p (t test) | |
Disability | 1.7 ± 0.7 | 1.1 ± 0.8 | 0.025 | 2.7 ± 0.5 | 2.2 ± 0.7 | 0.028 |
Harm | 2.4 ± 0.8 | 1.8 ± 0.8 | 0.039 | 3.8 ± 0.8 | 3.3 ± 0.6 | 0.044 |
T1: study entry; T2: 2-year followup.