Table 4.

Prevalence of stool ova and parasites by region of last residence: N = 1030 refugees who completed at least 1 stool test.

PARASITEPREVALENCE BY REGION OF LAST RESIDENCE, N (%)
OVERALL PREVALENCE, N (%) (N = 1030)SUB-SAHARAN AFRICA (N = 499)NORTH AFRICA (N = 41)MIDDLE EAST (N = 171)ASIA (N = 247)LATIN AMERICA (N = 40)EUROPE OR NORTH AMERICA (N = 32)
Giardia lamblia110 (10.7)62 (12.4)1 (2.4)3 (1.8)43 (17.4)0 (0.0)1 (3.1)
Blastocystis hominis109 (10.6)48 (9.6)4 (9.8)26 (15.2)26 (10.5)3 (7.5)2 (6.3)
Dientamoeba fragilis88 (8.5)27 (5.4)4 (9.8)17 (9.9)34 (13.8)5 (12.5)1 (3.1)
Entamoeba histolytica or Entamoeba dispar72 (7.0)45 (9.0)0 (0.0)13 (7.6)13 (5.3)1 (2.5)0 (0.0)
Hymenolepis nana13 (1.3)10 (2.0)0 (0.0)0 (0.0)3 (1.2)0 (0.0)0 (0.0)
Ascaris lumbricoides6 (0.6)0 (0.0)0 (0.0)0 (0.0)6 (2.4)0 (0.0)0 (0.0)
Hookworm6 (0.6)1 (0.2)1 (2.4)0 (0.0)4 (1.6)0 (0.0)0 (0.0)
Trichuris trichiura5 (0.5)3 (0.6)0 (0.0)0 (0.0)1 (0.4)1 (2.5)0 (0.0)
Schistosoma mansoni4 (0.4)4 (0.8)0 (0.0)0 (0.0)0 (0.0)0 (0.0)0 (0.0)
Cryptosporidium3 (0.3)2 (0.4)0 (0.0)0 (0.0)1 (0.4)0 (0.0)0 (0.0)
Taenia species3 (0.3)2 (0.4)1 (2.4)0 (0.0)0 (0.0)0 (0.0)0 (0.0)
Strongyloides stercoralis1 (0.1)1 (0.2)0 (0.0)0 (0.0)0 (0.0)0 (0.0)0 (0.0)
Entamoeba polecki1 (0.1)0 (0.0)0 (0.0)0 (0.0)1 (0.4)0 (0.0ç)0 (0.0)
Enterobius vermicularis1 (0.1)0 (0.0)0 (0.0)0 (0.0)1 (0.4)0 (0.0)0 (0.0)