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Percent response vs baseline (±95% CI) with respect to the LBPIX at the end of the 12-week observation with tapentadol (n=133, dashed line) and oxycodone/naloxone (n=128, solid line).
Notes: Proportion of patients who showed a definite LBPIX relief was significantly superior for OXN vs TAP (P<0.05) for ≥50%–≥90% response criteria.
Abbreviations: 95% CI, 95% confidence interval; LBPIX, low back pain intensity index; TAP, tapentadol; OXN, oxycodone/naloxone.
