Inflammatory halo diameter
pain
STILL
Based on Friedman’s test, an intra-group comparison of the results showed that halo diameter decreased significantly during the study period in both the intervention and control groups. Still, the intensity of the decrease was faster and more noticeable in the atorvastatin group (P = 0.000) (Table 
comparison of halo diameter and pain intensity during study in both groups

Halo diameter of treatment groups in time intervals