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Original Research Article

Economic burden of spinal muscular atrophy: an analysis of claims data

, , , , &
Article: 1843277 | Received 08 Jun 2020, Accepted 23 Oct 2020, Published online: 08 Nov 2020

Figures & data

Figure 1. Identification of SMA cases and controls included in the claims database analysis

ICD, International Classification of Diseases; SMA, spinal muscular atrophy.
Figure 1. Identification of SMA cases and controls included in the claims database analysis

Table 1. Demographic and insurance plan characteristics for cases and controls

Table 2. Most common diagnoses during an inpatient service for SMA cases versus controls for infantile, child, and juvenile SMA

Table 3. Mean (SD) inpatient costs for SMA cases versus controls for infantile, child, and juvenile SMA (2019 USD)

Figure 2. Mean total net payments for inpatient admissions for SMA cases versus controls for infantile, child, and juvenile SMA (2019 USD).*

*Costs shown for the infantile and child cohorts are mean annualized per-person costs; costs shown for the juvenile cohorts are mean payments for all years. All differences in costs between cases and controls are statistically significant (P ≤ 0.01). SMA, spinal muscular atrophy; USD, USA dollars.
Figure 2. Mean total net payments for inpatient admissions for SMA cases versus controls for infantile, child, and juvenile SMA (2019 USD).*

Table 4. Five most common outpatient services for SMA cases versus controls for infantile, child, and juvenile SMA

Figure 3. Mean outpatient costs for all years for SMA cases versus controls for infantile, child, and juvenile SMA (2019 USD)

All differences in costs between cases and controls are statistically significant (P ≤ 0.0002). SMA, spinal muscular atrophy; USD, USA dollars.
Figure 3. Mean outpatient costs for all years for SMA cases versus controls for infantile, child, and juvenile SMA (2019 USD)
Supplemental material

Supplemental Material

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