Characteristics of participant groups at 3 months post injury.

<p>NDI: Neck Disability Index; BMI: Body Mass Index; SF-36: Short Form 36</p

Inflammatory marker concentrations in serum from asymptomatic controls and two whiplash groups (recovered or milder symptoms at 3 months) measured at two time points.

<p> NDI: Neck Disability Index; WAD: Whiplash Associated Disorders</p>*<p>denotes significant difference from control group at p<0.05</p>^<p>denotes significant difference between WAD groups at p<0.05</p

Physical and psychological data (mean ± SD) for WAD groups at each time point.

<p>PPT: pressure pain threshold; MFI: muscle fatty infiltrate; PDS: posttraumatic stress diagnostic scale; CSQ: coping strategies questionnaire</p