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Table 2 Clinical profile of malaria patients at HC-UNICAMP in the period 1998-2011

From: Imported malaria in a non-endemic area: the experience of the university of Campinas hospital in the Brazilian Southeast

Variable Infectious species P value
P. falciparum   P. vivax  
Days of symptoms prior to diagnosis N = 53   N = 100   
Median [IQR] 4 [3-7] 6 [4-9] 0,0326
Hospitalization (%) 35/67 (52) 30/151 (20) <0,0001
Days of hospitalization N = 35   N = 29   
Median [IQR] 4 [2-6] 3 [2-4] 0,1701
Days since return from endemic area N = 40   N = 59   
Median [IQR] 10 [5-14] 15 [8-25] 0,0078
Months in endemic area* N = 29   N = 57   
Median [IQR] 1 [0,6-4,5] 1 [0,5-2,5] 0,2136
Referred fever (%) 61/67 (91) 125/151 (83) 0,1465
Referred shivers (%) 29/67 (43) 73/151 (48) 0,5569
Referred headache (%) 45/67 (67) 80/151 (53) 0,0550
Referred myalgia (%) 33/67 (49) 69/151 (46) 0,6607
Arthralgia (%) 10/11 (91) 22/32 (69) 0,2370
Vomiting (%) 25/36 (69) 24/44 (55) 0,2488
Sweating (%) 10/14 (71) 17/28 (61) 0,7337
Tachypnea (%) 9/18 (50) 5/12 (42) 0,7220
Jaundice (%) 22/34 (65) 19/46 (41) 0,0448
Splenomegaly (%) 22/43 (51) 20/58 (34) 0,1060
  1. *Only patients considered to be travellers (<12 months in endemic area).