Table 1.
Microscopy-based occurrence rates of enteric parasite and commensal species in the patient cohort (n = 4303) investigated in the present study according to gender, Ankara, Turkey, 2018‒2019
| Parasites species | Gender | n | Infection rate (95% confidence interval) | |
|---|---|---|---|---|
| Male n (%) | Female n (%) | |||
| Pathogenic protozoans | 52 (61.9) | 32 (38.1) | 84 | 1.95 (1.57‒2.40) |
| Giardia duodenalis | 43 (64.1) | 24 (35.9) | 67 | 1.56 (1.22‒1.96) |
| Cryptosporidium spp. | 5 (55.5) | 4 (44.5) | 9 | 0.21 (0.10‒0.38) |
| Entamoeba histolyticaa | 4 (50.0) | 4 (50.0) | 8 | 0.53 (0.25‒1.00)b |
| Non-pathogenic protozoans | 39 (56.5) | 30 (43.5) | 69 | 1.60 (1.25‒2.01) |
| Dientamoeba fragilis | 33 (55.0) | 27 (45.0) | 60 | 1.39 (1.07‒1.77) |
| Entamoeba coli | 3 (75.0) | 1 (25.0) | 4 | 0.09 (0.03‒0.22) |
| Entamoeba nana | 2 (66.6) | 1 (33.4) | 3 | 0.07 (0.02‒0.19) |
| Chilomastix mesnili | 1 (50.0) | 1 (50.0) | 2 | 0.05 (0.01‒0.15) |
| Stramenopiles | 248 (52.1) | 228 (47.9) | 476 | 11.1 (10.2‒12.0) |
| Blastocystis sp. | 248 (52.1) | 228 (47.9) | 476 | 11.1 (10.2‒12.0) |
| Helminths | 4 (66.7) | 2 (33.3) | 6 | 0.14 (0.06‒0.29) |
| Enterobius vermicularis | 3 (75.0) | 1 (25.0) | 4 | 0.09 (0.03‒0.22) |
| Taenia spp. | 1 (50.0) | 1 (50.0) | 2 | 0.05 (0.01‒0.15) |
a
Infection rates determined in 1513 samples by a commercial ELISA (E. histolytica IITM, TECHLAB®, VA, USA) for the specific detection of E. histolytica coproantigens.
b
Analysis conducted on 1513 samples only.