Furthermore, the patients who underwent surgery showed a notable trend of worsening back pain and leg pain VAS scores at week 6 despite having shown improvement at week 2.
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Effectiveness of intradiscal steroid injection for spinal stenosis: a retrospective cohort study in South Korea.
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The sentences
However, in the surgical group, a significant trend was noted toward worsening back and leg pain VAS score at week 6 after ISI.