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Table 2 Measures used at baseline and follow-up interviews

From: Protocol of a randomized controlled trial of the effectiveness of physician education and activation versus two rehabilitation programs for the treatment of Whiplash-associated Disorders: The University Health Network Whiplash Intervention Trial

Measures Baseline 6 Weeks 3 Months 6 Months 9 Months 12 Months
Accident information x      
Past history of neck pain and whiplash x      
Numerical rating scale x x x x x x
Health care after accident x      
Comorbidity questionnaire x      
Acute 36-item short-form health survey (V2) x x x x x x
Work status x x x x x x
Expectation of recovery x x x x x x
Whiplash disability questionnaire x x x x x x
Center for epidemiological studies-depression scale (CES-D) x x x x x x
Vanderbilt pain management inventory x x   x   
Health state question x x x x x x
Socio-demographic characteristics x      
Whether a lawyer or paralegal is involved in the claim x x x x x x
Global perceived recovery question x x x x x x
Satisfaction with care and treatment outcome   x x x x x
Co-interventions   x x x x x