Improving the Predictive Validity of the Dutch STarT Back Tool

OBJECTIVE: The purpose of this study was to evaluate whether the predictive validity of the Dutch version of the STarT Back Tool (SBT) can be improved by (1) using other cut-off values, (2) changing the items, or (3) adding prognostic factors to the SBT. DESIGN: This was a secondary analysis of a prospective cohort study (PRINS study: Prevalence of Risk groups in Neck- and back pain patients according to the STarT back screening tool) in patients with low back or neck pain. METHODS: The predictive validity was calculated with a relative risk ratio and a Spearman correlation. The new cut-off va... Mehr ...