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. 2025 May 1;25(2):1–177.

Table 59:

Budget Impact Analysis Results, nVNS for Prevention, Migraine

Scenario Budget impact, $ milliona
Year 1 Year 2 Year 3 Year 4 Year 5 Totalb,c
Current scenario 807.66 824.9 838.84 849.9 861.45 4,182.75
   Acute medication costs 141.45 144.47 146.91 148.84 150.87 732.54
   Prevention medication costs 614.47 627.59 638.19 646.61 655.4 3,182.27
   Monitoring costs 51.74 52.84 53.74 54.44 55.18 267.95
New scenario
   Standard care alone 799.58 808.41 813.67 815.9 818.38 4,055.94
      Acute medication costs 140.03 141.58 142.5 142.89 143.33 710.33
      Preventive medication costs 608.33 615.04 619.05 620.74 622.63 3,085.79
      Monitoring costs 51.22 51.79 52.12 52.27 52.43 259.82
nVNS + standard care 25.83 52.77 80.49 108.73 137.76 405.58
      nVNS costs 17.89 36.54 55.74 75.3 95.41 280.88
      Acute medication costs 1.28 2.61 3.99 5.39 6.83 20.1
      Preventive medication costs 6.14 12.55 19.15 25.86 32.77 96.48
      Monitoring costs 0.52 1.06 1.61 2.18 2.76 8.12
Budget impactb,c 17.76 36.27 55.32 74.74 94.69 278.77
   nVNS costs 17.89 36.54 55.74 75.3 95.41 280.88
   Acute medication costs -0.13 -0.27 -0.42 -0.57 -0.72 -2.11
   Preventive medication costs 0.00 0.00 0.00 0.00 0.00 0.00
   Monitoring costs 0.00 0.00 0.00 0.00 0.00 0.00

Abbreviation: nVNS, noninvasive vagus nerve stimulation.

a

In 2024 Canadian dollars.

b

Negative costs indicate savings.

c

Results may appear inexact due to rounding.