Supplementary Materials
NRS, pain
All the descriptive information of the investigated variables in the study by group is shown in Supplementary Table 1.Click here for additional data file.CONSORT flow diagram of the patient enrolment process.The trend of the changes in pain score on the numerical rating scale (NRS) in the recovery room and ward, compared between the erector spinae plane (ESP) block and control groups. Effect of time on NRS: Demographic data of the participants.ESP: erector spinae plane. The chi-squared test or independent sample Comparison of the use of pain relief medications between the erector spinae plane (ESP) block and control groups.Values are shown as median (Comparison of patient satisfaction with the pain control method between the erector spinae plane (ESP) block and control groups.Values are shown as frequency (percentage). Fisher's exact test was used.