TABLE 5.
Univariate Sensitivity Analysis of ICERs (Cost per Relapse Avoided) for Models 1 and 2
| Input Variable | ||||||
|---|---|---|---|---|---|---|
| Drug Acquisition Cost | Number of Relapses Before Treatment | Cost for Relapse Treatment | ||||
| (+) | (-) | (+) | (-) | (+) | (-) | |
| Model 1: PEG ICERS | ||||||
| IM IFN beta-1a | PEG dominated | PEG dominated | PEG dominated | PEG dominated | PEG dominated | PEG dominated |
| SC IFN beta-1b | PEG vs. SC IFN beta-1b: $2,374,400 | PEG vs. SC IFN beta-1b: $1,582,200 | PEG vs. SC IFN beta-1b: $1,976,100 | PEG vs. SC IFN beta-1b: $1,978,300 | PEG vs. SC IFN beta-1b: $1,977,800 | PEG vs. SC IFN beta-1b: $1,978,800 |
| GA | PEG dominated | PEG dominated | PEG dominated | PEG dominated | PEG dominated | PEG dominated |
| FIN | FIN vs. PEG: $70,790 | FIN vs. PEG: $47,990 | FIN vs. PEG: $49,308 | FIN vs. PEG: $74,788 | FIN vs. PEG: $58,950 | FIN vs. PEG: $59,830 |
| NAT | NAT vs. PEG: $3,015 | NAT vs. PEG: $5,415 | NAT vs. PEG: $3,200 | NAT vs. PEG: $5,700 | NAT vs. PEG: $3,375 | NAT vs. PEG: $4,656 |
| DMF | DMF vs. PEG: $8,160 | DMF vs. PEG: $4,560 | DMF vs. PEG: $4,809 | DMF vs. PEG: $8,814 | DMF vs. PEG: $5,922 | DMF vs. PEG: $6,811 |
| Model 2: ALT ICERs | ||||||
| IFN beta-1a 44 μg | ALT vs. IFN beta-1a 44 μg: $29,922 | ALT vs. IFN beta-1a 44 μg: $20,631 | ALT vs. IFN beta-1a 44 μg: $23,384 | ALT vs. IFN beta-1a 44 μg: $32,356 | ALT vs. IFN beta-1a 44 μg: $24,957 | ALT vs. IFN beta-1a 44 μg: $25,576 |
ALT = alemtuzumab; DMF = dimethyl fumarate; FIN = fingolimod; GA = glatiramer acetate; ICER = incremental cost-effectiveness ratio; IFN = interferon; IM = intramuscular; NAT = natalizumab; PEG = peginterferon beta-1a; SC = subcutaneous.