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Table 1 Time between the day of the return from the malaria transmission area and the first day of onset of symptoms of malaria cases diagnosed in the Acute Febrile Diseases Clinic, Rio de Janeiro (2005 until January 2010)

From: Unexpectedly long incubation period of Plasmodium vivax malaria, in the absence of chemoprophylaxis, in patients diagnosed outside the transmission area in Brazil

  P. vivax P. falciparum Mixed Infection
(P. vivax and P. falciparum)
Mean 45 d 10 d 11 d
Standard Deviation 67 d 16 d 7 d
Median 25 d 6 d 12 d
Maximum 360 d 60 d 18 d
Minimum 12 h 12 h 12 d
  1. d = days; h = hours