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Table 1 Febrile patients, malaria infection and risk according to the site and the period of the survey

From: Increase in malaria prevalence and age of at risk population in different areas of Gabon

Location Year N Age, median (IQRα) MPBSβ n, (%) Median age of infected patients, months (IQRα)
Oyem 2005* 632 24[12–48] 302(47.8) 24[12–48]
Oyem 2008 689 24[12–48] 268(38.8) 36[17–48]
Oyem 2011 3,974 36[15–60] 1756(44.2) 36[19–72]
Libreville 2005 1,774 24[12–48] 495(27.9) 36[18–66]
Libreville 2008 4,684 24[12–48] 714(15.2) 40[18–72]
Libreville 2011 477 24[12–60] 115(24.1) 84[60–108]
Melen 2005 2,309 24[12–36] 833(36.1) 30[18–60]
Melen 2011 1,458 24[12–60] 456(31.3) 48[30–78]
Pog 2005** 559 15[9-26] 14(2.5) 26[17–45]
Pog 2011 275 24[13–48] 18(6.5) 60[32–96]
Total   16,831 24[12–48]   
  1. αIQR: Interquartile ranges.
  2. βMPBS: malaria positive blood smears.
  3. *no patients above 5 years.
  4. **only two patients had more than 5 years.