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Duration of flares before (blue) and after (red) colchicine treatment. A significant decrease in median duration of flares (4 days; IQR=3.25–5.125 vs 1 day; IQR=1–2; p=0.003) was observed. [MEFV (+): cases with heterozygous MEFV gene mutations; MEFV (−): cases without heterozygous, IQR: interquartile range].
