The disease is distributed along all Costa Rica in a greater or lesser degree; however, traditionally, health regions of North Huetar, Central North, Central Pacific, Atlantic Huetar and Brunca report the higher number of cases, 74% of the nation’s total.
La enfermedad se distribuye a lo largo de todo Costa Rica en mayor o menor grado; sin embargo, tradicionalmente las regiones de salud Huetar Norte, Central Norte, Pacífico Central, Huetar Atlántica y Brunca reportan mayor número de casos, acumulando el 74% del total nacional.