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BioMed Research International
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2021
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Article
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Tab 2
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Research Article
[Retracted] A Retrospective Study on the Efficacy of Two Different Rehabilitation Interventions on KOA: Shock Wave Therapy vs. Electroacupuncture Therapy
Table 2
NRS scoring criteria.
NRS scoring criteria
Pain scale
Score
0
1-3
4-6
7-9
10
Painless
Mild pain
Moderate pain
Severe pain
Worst pain