The NHS Lifelong Learning documentation
Eight of these cases were fatal.
1386 of the cases were due to the potentially fatal Plasmodium falciparum which is a major international health risk and which kills more than a million people a year in Africa. 219 were due to Plasmodium vivax which causes a debilitating disease, but is rarely fatal.
Where the reason for travel is known, 57% of the malaria cases reported in the UK were in people visiting friends and relatives in the tropics.