| Parameter | 
        Range | 
        Mean± SD | 
        Group(I)Mean±SD(Range) | 
        Group(II)Mean±SD(Range) | 
        Group(III)Mean±SD(Range) | 
      
      
        | Ritchie articular index | 
        0–26 | 
        11.20 ± 9.35 | 
        1.80 ± 1.9(0–5) | 
        9.20 ± 4.9(0–20) | 
        16.59 ± 7.6(4–26) | 
      
      
        | Morning stiffness (hours) | 
        0.25–6 | 
        2.49 ± 1.55 | 
        1.36 ± 0.7(0.25–2.5) | 
        1.79 ± 0.94(0.25–3.5) | 
        3.78 ± 1.8 (0.25–6) | 
      
      
        | Disease activity score (DAS) | 
        1.13–8.34 | 
        5.26 ± 2.64 | 
        2.89 ± 0.54(1.13–3.08) | 
        4.61 ± 0.5(3.25–5.08) | 
        6.95 ± 0.7(5.11–8.34) | 
      
      
        | Rheumatoid factor (IU/ml) | 
        17.4–47.8 | 
        32.6 ± 15.20 | 
          | 
          | 
          | 
      
      
        | Anti-citrullinated peptide antibody  | 
        175–275 | 
        200 ± 25 | 
          | 
          | 
          | 
      
      
        | C-reactive protein (mg/L) | 
        18–30 | 
        24 ± 6 | 
          | 
          | 
          |