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Table 1 Overview of the data collection

From: Cost-effectiveness of minimal interventional procedures for chronic mechanical low back pain: design of four randomised controlled trials with an economic evaluation

Outcome measures

Follow-up

 

Baseline

3 weeks

6 weeks

3 months

6 months

9 months

12 months

Baseline measurements

       

Demographic data

x

      

Complaint history

x

      

Patient expectation (CEQ)

x

      

Primary outcomes

       

Pain Intensity (NRS)

x

x

x

x

x

x

x

Global perceived recovery (NRS)

 

x

x

x

x

x

x

Functional Status (ODI)

x

  

x

x

x

x

Secondary outcomes

       

QALY (EQ-5D)

x

x

x

x

x

x

x

Patiënt satisfaction (NRS)

   

x

x

x

x

General health (Rand-36)

x

  

x

x

x

x

Chronic pain experience (MPI)

x

  

x

x

x

x

Economic evaluation

       

Costs (diaries)

   

x

x

x

x

Work absenteeism (PRODISC)

   

x

x

x

x

  1. Abbreviations: CEQ = Credibility/Expectancy Questionnaire; NRS = Numeric Rating Scale; ODI = Oswestry Disability Index; EQ-5D = EuroQol; MPI = Multidimensional Pain Inventory; PRODISC = Productivity and Disease Questionnaire.
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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