National figures for the total numbers of people traveling to malarious countries, total malaria cases in the United Kingdom, and proportions of travelers being infected. Data source: Office of National Statistics and Public Health England (PHE) Malaria Reference Laboratory, London School of Hygiene and Tropical Medicine, supplied by the Travel and Migrant Health Section, PHE National Infections Service, Colindale, London. Two cases seen in Cambridge University Hospital Foundation Trust that were recorded as “undefined Africa” (see Figure 4) have been excluded from this table. Abbreviation: CUHFT, Cambridge University Hospital Foundation Trust.