Epidemiology and geographical distribution of gastrointestinal parasitic infection in humans in Slovakia

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Prevalence (P) of gastrointestinal parasitoses In the populations from selected regions of Slovakia

Parasites	n/2760	P (%)
Protozoa	73	2.64
Helminths	115	4.17
Positive finding	188	6.81
Negative finding	2572	0

Species representation of endoparasites in positive samples of stool

Parasites	n/2760	P (%)
Entamoeba coli	22	0.79
Giardia intestinalis	20	0.72
Blastocystis hominis	18	0.65
Endolimax nana	16	0.58
Ascaris lumbricoides	103	3.73
Trichuris trichiura	22	0.79
Enterobius vermicularis	6	0.22

Occurrence of co-infections of endoparasitic species

Co-infections	n/2760	P (%)
Entamoeba coli, Ascaris lumbricoides	6	0.22
Entamoeba coli, Blastocystis hominis, Ascaris lumbricoides	1	0.04
Endolimax nana, Giardia intestinalis	1	0.04
Endolimax nana, Ascaris lumbricoides	5	0.18
Endolimax nana, Ascaris lumbricoides, Trichuris trichiura	2	0.07
Giardia intestinalis, Entamoeba coli	1	0.04
Giardia intestinalis, Ascaris lumbricoides	5	0.18
Giardia intestilalis, Ascaris lumbricoides, Trichuris trichiura	2	0.07
Blastocystis hominis, Endomimax nana, Ascaris lumbricoides	1	0.04
Blastocystis hominis, Ascaris lumbricoides	6	0.22
Blastocystis hominis, Ascaris lumbricoides, Trichuris trichiura	1	0.04

Prevalence (P) of gastrointestinal parasitoses according to sex, age categories and region

Sex	Protozoa			Helminths
	n/2760	P (%)	X2	n/2760	P (%)	X2
Male (N=1173)	27	2.30		58	4.94
Female (N=1587)	46	2.90	p=0.33408	57	3.59	p=0.07872
Age
1 m–7 years (N=1267)	31	2.45		74	5.84
8–18 years (N=733)	24	3.27	p=0.46157	34	4.64	p≤0.0001*** p ≤ 0.001
19–88 years (N=760)	18	2.37		7	0.92
Region
Western Slovakia (N=529)	5	0.95		3	0.57
Central Slovakia (N=70)	1	1.43	p=0.01760** p ≤ 0.01	0	-	p≤0.0001*** p ≤ 0.001
Eastern Slovakia (N=2161)	67	3.10		112	5.18