Table 2. Distribution of intestinal parasite species among study participants (n = 1240) at Sanja Primary Hospital, Northwest Ethiopia, 2019.

Type of intestinal parasite detected	Number of infected	Prevalence (95%CI)
Single infection (n = 613)
E. histolytica/dispar	245	19.8 (17.5 to 22.0)
Hookworm species	139	11.2 (9.5 to 13.1)
S. mansoni	96	7.8 (6.3 to 9.2)
G. lamblia	94	7.6 (6.2 to 9.1)
A. lumbricoides	26	2.1 (1.3 to 3.0)
E. vermicularis	6	0.5 (0.2 to 0.9)
H. nana	4	0.3 (0.1 to 0.6)
Taenia species	3	0.2 (0.0 to 0.6)
Double infection (n = 40)
E. histolytica/dispar and Hookworm species	8	0.6 (0.2 to 1.1)
Hookworm species and S. mansoni	8	0.6 (0.2 to 1.1)
Hookworm species and G. lamblia	8	0.6 (0.2 to 1.1)
E. histolytica/dispar and G. lamblia	7	0.6 (0.2 to 1.0)
S. mansoni and E. histolytica/dispar	5	0.4 (0.1 to 0.8)
S. mansoni and G. lamblia	4	0.3 (0.1 to 0.6)
Triple infection (n = 3)
E. histolytica/dispar, Hookworm species and S. mansoni	2	0.2 (0.0 to 0.4)
E. histolytica/dispar, S. mansoni and G. lamblia	1	0.1 (0.0 to 0.2)
Total	656	52.9 (50.2 to 55.5)

CI: Confidence interval.