Fig. (2) Boxplots of BASFI measured with median showing; box: 25th-75th percentile; bars: largest and smallest values within 1.5 box lengths. A) BASDFI in groups with different genotypes of rs4552569. B) BASFI in groups with different genotypes of 17095830. C) BASFI in groups with different genotypes of rs10865331. D) BASFI in groups with different genotypes of rs30187.