Proportion of youth with systemic lupus erythematosus (SLE) with an immunomodulatory medication prescription filled within the first year after diagnosis. The graph shows the percentage of youth with at least 1 prescription filled for an immunomodulatory medication (hydroxychloroquine, oral immunosuppressants [IS]) or oral glucocorticoids within the first year after SLE diagnosis. Of 532 youth with SLE, 295 (55%), 324 (61%), and 366 (69%) filled a prescription for hydroxychloroquine at 3, 6, and 12 months, respectively. Only 83 (16%), 124 (23%), and 182 (34%) youth filled a prescription for oral immunosuppressants at 3, 6, and 12 months, respectively, while 280 (53%), 313 (59%), and 340 (64%) youth filled a prescription for any oral glucocorticoid within the respective time points.