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Fig. 3. Change of disability score (ODI or NDI) along follow-up period (0-, 2-, 4-, and 8-week) with 95% CI using linear mixed model. The error bars indicate 95% CIs. ODI: Oswestry disability index, NDI: neck disability index, CI: confidence interval, ESI-dexa: epidural steroid injection with dexamethasone, ESI-beta: epidural steroid injection with betamethasone.
Korean J Pain 2022;35:336~344
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