|
Content of baseline and follow-up questionnaires |
||||
| Measures |
Baseline |
8-Week |
26-Week |
52-Week |
|
|
||||
| Sociodemographic characteristics |
x |
|||
| Back pain history |
x |
|||
| * Roland Disability Questionnaire (dysfunction) |
x |
x |
x |
x |
| * Bothersomeness of low back pain |
x |
x |
x |
x |
| Satisfaction with back care |
x |
x |
x |
|
| General Health Status (SF-36) |
x |
x |
x |
|
| Disability days |
x |
x |
x |
x |
| Medication use |
x |
x |
x |
x |
| Worry about back problem |
x |
x |
x |
x |
| Exercise (Back-related, general) |
x |
x |
x |
|
| Confidence in ability to self-manage future back pain |
x |
x |
x |
|
| Expectations of treatment |
x |
|||
| Knowledge of acupuncture |
x |
|||
| Adverse experiences |
x |
|||
| Perceptions of acupuncture experience (acupoint stimulation participants only) |
x |
|||
| Perceptions of book on self-care |
x |
x |
||
| Use of non-HMO services for back pain |
x |
x |
x |
|
|
Use and cost of HMO services for back pain [from automated HMO databases] * Co-primary outcome measures | ||||
Cherkin et al. Trials 2008 9:10 doi:10.1186/1745-6215-9-10 |
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