Lumbar spine evaluation by rapid magnetic resonance imaging (MRI) v radiographs in low back pain at 12 weeks*

OutcomesRapid MRIRadiographDifference (95% CI)
*MRS  =  0–23 modified Roland Scale (higher score indicates worse health).
†CI (defined in glossary) from analysis of covariance adjusted for baseline score and study site.
‡Significant difference favours rapid MRI (higher score indicates greater reassurance).
Back pain related disability (mean MRS score) (–0.87 to 1.70)†
Patient reassurance (mean of 5 point scale) (0.35 to 0.99)†‡
Total societal costs/patient (2001 US dollars)23802059321 (–458 to 1100)