Main Outcome Measures
List of abbreviations:BIC (Bayesian information criterion), BLRT (bootstrapped likelihood ratio test), CI (confidence interval), LCGA (latent class growth analysis), NDI (Neck Disability Index), NRS (numeric rating scale), TSK-11 (Tampa Scale for Kinesiophobia 11-item version)
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Supported by the Physiotherapy Foundation of Canada OrthoCanada Award.
No commercial party having a direct financial interest in the results of the research supporting this article has conferred or will confer a benefit on the authors or on any organization with which the authors are associated.