Analysis in statistical perspective about the article titled “Pre-emptive epidural analgesia for acute and chronic post-thoracotomy pain in adults: a systematic review and meta-analysis”

To the Editor We read with great interest the recent systematic review and meta-analysis by Park et al ,[1][1] "Pre-emptive epidural analgesia for acute and chronic post-thoracotomy pain in adults: a systematic review and meta-analysis," which appeared in the October 2020 issue of Regional