Figures & data
Figure 1 Patient attrition.
Abbreviations: RCI, adrenocorticotropic hormone; DM, dermatomyositis; IVIg, intravenous immunoglobulin; PM, polymyositis; ICD-9-CM, International Classifications of Diseases, Ninth Revision, Clinical Modification; NDC, National Drug Codes; HCPCS, Healthcare Common Procedure Coding System.
![Figure 1 Patient attrition.](/cms/asset/2091544c-8d34-4950-b45b-9ef2fac0fda1/dceo_a_130992_f0001_b.jpg)
Table 1 Demographic and pre-index clinical characteristics prior to matching
Table 2 Demographic and pre-index clinical characteristics after matching
Table 3 Medical resource use in the post-index period