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Original Research

Medical resource utilization in dermatomyositis/polymyositis patients treated with repository corticotropin injection, intravenous immunoglobulin, and/or rituximab

, , , , , & show all
Pages 271-279 | Published online: 16 May 2017

Figures & data

Figure 1 Patient attrition.

Notes: aICD-9-CM codes of 710.3 or 710.4. bRCI is identified with patients having NDC codes of either 63004-7731-01 or 63004-8710-01 or an HCPCS code for corticotropin injection (J0800).
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.

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

Figure 2 Average per-patient per-month total visit costsa in the post-index period.

Note: aExcludes all medications
Abbreviations: PPPM, per-patient per-month; RCI, repository corticotropin injection; IVIg, intravenous immunoglobulin; SD, standard deviation.
Figure 2 Average per-patient per-month total visit costsa in the post-index period.