Table 48:

Volume of Intervention, Cluster Headache

Volume, n	Year 1	Year 2	Year 3	Year 4	Year 5
Ontario adult population (aged 18 to 90+ years)a,b	13,173,299	13,467,258	13,708,421	13,899,237	14,098,002
Population with cluster headache (0.1% prevalence)c	13,173	13,467	13,708	13,899	14,098
Population eligible for nVNS treatment (90% of the population with cluster headache)b	11,856	12,120	12,337	12,509	12,688
Population eligible for acute treatment (100%)	11,856	12,120	12,337	12,509	12,688
Population eligible for prevention (100%)	11,856	12,120	12,337	12,509	12,688

Abbreviations: nVNS, noninvasive vagus nerve stimulation.

^aMinistry of Finance population projections, 2023.¹¹⁰

^bM. Lagman, MD, email communication, May and December 2023.

^cSchenck et al, 2020.⁶