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Arthritis index score (a) and paw volume (b). Measurements of arthritis index scores and paw volume over a 18-day period in 40 rats injected with saline (control, n=10) or Freund's complete adjuvant to establish a rat model of adjuvant arthritis (AA, n=30). AA rats were treated with electroacupuncture (EA) alone (AA+EA, n=10) or sham EA (AA+sham EA, n=10). Data are means±SD. ∗P <0.05; ∗∗P <0.01, compared with the AA group. #P <0.05; ##P <0.01, compared with control group.
