Strong opioids vs placebo
At least 30% reduction in pain · adults with chronic low‐back pain
Strong opioids probably leads to higher at least 30% of pain relief or moderate relief compared with placebo (moderate certainty).
1 finding from 1 review
- Opioids compared to placebo or other treatments for chronic low‐back pain 2013 · Cochrane Headline outcomes onlyOR 1.91 [1.41, 2.58]3 studies · 819 participantsModerate