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Analgesic effects of single and repeat doses of SP-102. Analgesic assessments after initial (T1) and repeat (T2) epidural injections. Mean NPRS score for average leg pain (A), mean BPI-SF pain-severity score (B), mean BPI-SF pain-interference score (C). Error bars denote SD.
Abbreviations: NPRS, numeric pain-rating scale; BPI-SF, Brief Pain Inventory — short form.
