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Table 1 Demographics

From: Severe imported falciparum malaria among adults requiring intensive care: a retrospective study at the hospital for tropical diseases, London

Male 78 (63%)
Age - years – median (IQR) 46 (35–55)
Ethnicity Caucasian 61 (49%)
  African 41 (33%)
  Other 18 (15%)
  Unknown 4 (3%)
Previous malaria exposure Raised outside endemic area 68 (55%)
  Born in endemic area + left > 2 years ago 46 (37%)
  Born and still resident in endemic area 7 (6%)
  Unknown 3 (2%)
Travel to sub-Saharan Africa
Chemoprophylaxis
116 (94%)  
  None 87 (70%)
  Inadequate 25 (20%)
  Adequate 1(1%)
  Unknown 11 (9%)
Reported previous malaria   7 (6%)
Known HIV 3 (3%)
Time from returning to UK and admission - median days (IQR) 9.5 (3–14)
Time from symptom onset to seeking healthcare – median days (IQR) 4 (3–6)