Table 3. Main laboratory findings in HIV-positive immigrants with strongyloidiasis (cases) compared with those without strongyloidiasis (controls).

	All	Cases	Controls
	n = 138	n = 15	n = 123
	Mean (SD)Median	Mean (SD)Median	Mean (SD)Median	t-test
White blood cells (×109/l)	5.0 (1.7)5.0	5.5 (1.8)5.2	4.9 (1.7)4.9	P = 0.13
IgE (UI/ml)	517 (997)137	948 (981)376	456 (990)115	P = 0.06
Eosinophil count (×109/l)	0.32 (0.39)0.19	0.94 (0.72)0.71	0.24 (0.24)0.17	P<0.01
	n (%)	n (%)	n (%)	OR (CI)
Eosinophil count ⩾0.45×109/l	31 (22.5)	10 (67)	21 (17)	9.7 (1.08–40.56)
<0.45×109/l	107 (66.7)	5 (33)	102 (83)	P<0.01