Interferon gene and chemokine score distributions in adult and juvenile dermatomyositis patients not significantly different. P values calculated by Mann-Whitney test. Middle line represents the median, horizontal lines represent the minimum and maximum values, and central box represents the values from the 25th to 75th percentile. DM, dermatomyositis; IFN, interferon.
Baechler et al. Arthritis Research & Therapy 2011 13:249 doi:10.1186/ar3531