Footnotes

• Twitter @Pilar Foronda

• Correction notice This article has been corrected since it first published. The provenance and peer review statement has been included.

• Contributors DAC, HSDCL, CP, DG collected the samples and patients data. DAC, HSDCL and PF analysed the samples. RD carried out the statistical analyses. BV and PF obtained the funding and supervised the work. DAC, RD and PF did the main writing of the article. All authors have read and approved the final manuscript.

• Funding Funded by Exmo. Cabildo Insular de Tenerife ‘Proyectos de Cooperación e Investigación 2019’; grant 2020/0000528, Spanish Ministry of Science, Innovation and Universities and ‘Universidad de La Laguna’ agreement; FUNCCET ‘Fundación Canaria para el Control de las Enfermedades Tropicales’; ProID2017010092 ‘Proyectos I + D de la Consejería de Economía, Industria, Comercio y Conocimiento de la Comunidad Autónoma de Canarias’ and FEDER 2014-2020; and grant RD16/0027/0001, RICET, Spanish Ministry of Science, Innovation and Universities and FEDER.

• Competing interests None declared.

• Provenance and peer review Not commissioned; externally peer reviewed.