Illness perceptions and activity limitations in chronic low back pain.

Completed

Conditions: Chronic non-specific low back pain (CLBP)
Musculoskeletal Diseases
Dorsalgia

Registration Number: ISRCTN35108886

Lead Sponsor: etherlands Organisation for Health Research and Development (ZonMw) (Netherlands)

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Completed

Sex: All

Target Recruitment: 135

Inclusion Criteria

1. Age 18 - 70 years
2. Non-specific low back pain with or without radiation to the leg(s) for at least 3 months
3. Current episode of back pain lasting less than 5 years
4. Activity limitations (Roland Disability Questionnaire > 3)
5. No previous multidisciplinary treatment for CLBP
6. No involvement in litigation concerning CLBP
7. Absence of serious psychological or psychiatric problems
8. No substance abuse interfering with treatment or assessment
9. Not pregnant
10. Able to fill in questionnaires without help
11. Written informed consent

Exclusion Criteria

Does not match inclusion criteria

Study & Design

Study Type: Interventional

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
Patient-specific activity limitations (PSFL). Clinically relevant change =18 mm, measured at 18, 36 and 52 weeks (also at 68 weeks for control group).<br>18 weeks is theorised to be the first time point where changes are expected.

Secondary Outcome Measures

Name	Time	Method
1. Secondary outcome: General activity limitations (QBPDS), measured at 18, 36 and 52 weeks (also at 68 weeks for control group).<br>2. Tertiary outcome: Health care consumption (cost-diary), measured at 18, 36 and 52 weeks (also at 68 weeks for control group).<br>36 weeks is theorised to be the first time point where changes are expected.<br><br>3. Process measure: illness perceptions (IPQ-R), measured at timepoints 18, 36 and 52 weeks (also at 68 weeks for control group).<br>18 weeks is theorised to be the first time point where changes are expected.