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Fig. 1.

Illustration of average Numeric Rating Scale scores for pain at different follow-up points by type of epidural. *P value at different time intervals as compared with baseline (within group, pair-wise comparisons with Bonferroni correction) #1 P = 0.058, #2 P = 0.227, #3 P = 0.269, #4 P = 0.355, #5 P = 0.202, #6 P = 0.515 respectively, for between-group comparisons at specified time intervals with Bonferroni correction.

Korean J Pain 2015;28:11~21 https://doi.org/10.3344/kjp.2015.28.1.11
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