Table 2 Prevalence and intensity of the intestinal protozoan and S. japonicum infections by gender, age, and municipality
Variables | Total | Blastocystis spp. | Cryptosporidium spp. | Entamoeba histolytica | Giardia duodenalis | Schistosoma japonicum a | ||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
n | % | Positive | Prevalence | Ct score | Positive | Prevalence | Ct score | Positive | Prevalence | Ct score | Positive | Prevalence | Ct score | Positive | Prevalence | Intensity (CNI) | ||||||||||||
% | 95% CI | Mean | 95% CI | % | 95% CI | Mean | 95% CI | % | 95% CI | Mean | 95% CI | % | 95% CI | Mean | 95% CI | % | 95% CI | Mean | 95% CI | |||||||||
Total study sample | 412 | 100.0 | 242 | 58.70 | 54.0–63.5 | 26.1 | 25.6–26.7 | 90 | 21.80 | 17.9–25.8 | 20.1 | 18.7–21.5 | 50 | 12.10 | 9.0–15.3 | 28.9 | 27.4–30.5 | 79 | 19.20 | 15.4–23.0 | 25.9 | 24.8–27.0 | 307 | 74.5 | 70.3–78.7 | 63.2 | 46.9–79.5 | |
Gender | Male | 218 | 52.9 | 121 | 55.5 | 48.9–62.1 | 27.1 | 26.3–27.8 | 42 | 19.3 | 14.0–24.5 | 19.4 | 17.5–21.4 | 29 | 13.3 | 8.8–17.8 | 28.4 | 26.0–30.7 | 46 | 21.1 | 15.7–26.5 | 26.4 | 24.9–27.8 | 163 | 74.8 | 69.0–80.5 | 91.7 | 62.2–121.2 |
Female | 194 | 47.1 | 121 | 62.4 | 55.6–69.2 | 25.2 | 24.4–25.9 | 48 | 24.7 | 18.7–30.8 | 20.7 | 18.7–22.7 | 21 | 10.8 | 6.5–15.2 | 29.7 | 28.0–31.5 | 33 | 17.0 | 11.7–22.3 | 25.3 | 23.5–27.0 | 144 | 74.2 | 68.1–80.4 | 30.9 | 23.9–37.9 | |
Age | <  10 years | 25 | 6.1 | 15 | 60.0 | 40.8–79.2 | 24.3 | 22.8–25.8 | 1 | 4.0 | 0.0–11.7 | 24.6 | _ | 3 | 12.0 | 0–24.7 | 32.4 | 31.1–33.8 | 4 | 16.0 | 1.6–30.4 | 27.2 | 23.1–31.3 | 15 | 60.0 | 40.8–79.2 | 146.3 | 0–308.8 |
10–18 years | 40 | 9.7 | 24 | 60.0 | 44.8–75.2 | 27.6 | 25.6–29.5 | 12 | 30.0 | 15.8–44.2 | 21.0 | 16.4–25.6 | 4 | 10.0 | 0.7–19.3 | 31.9 | 31.1–32.7 | 3 | 7.5 | 0–15.7 | 24.3 | 13.7–34.8 | 30 | 75.0 | 61.6–88.4 | 130.1 | 15.9–244.3 | |
19–35 years | 50 | 12.1 | 28 | 56.0 | 42.2–69.8 | 26.2 | 24.8–27.6 | 14 | 28.0 | 15.6–40.4 | 21.5 | 17.6–25.3 | 3 | 6.0 | 0–12.6 | 33.4 | 32.0–34.7 | 10 | 20.0 | 8.9–31.1 | 27.2 | 23.6–30.8 | 35 | 70.0 | 57.3–82.7 | 55.0 | 21.2–88.8 | |
36–55 years | 231 | 56.1 | 138 | 59.7 | 53.4–66.1 | 26.6 | 25.8–27.4 | 49 | 21.2 | 15.9–26.5 | 19.2 | 17.3–21.0 | 31 | 13.4 | 9–17.8 | 28.0 | 25.9–30.2 | 50 | 21.6 | 16.3–27 | 25.6 | 24.3–27.0 | 174 | 75.3 | 69.8–80.9 | 51.8 | 36.7 −66.8 | |
>  55 years | 66 | 16.0 | 37 | 56.1 | 44.1–68.0 | 24.2 | 22.9–25.5 | 14 | 21.2 | 11.3–31.1 | 21.0 | 17.9–24.0 | 9 | 13.6 | 5.4–21.9 | 28.1 | 24.8–31.4 | 12 | 18.2 | 8.9–27.5 | 26.0 | 23.2–28.9 | 53 | 80.3 | 70.7–89.9 | 44.8 | 28.8–60.8 | |
Municipality | Palapag | 293 | 71.1 | 161 | 54.9 | 49.2–60.6 | 26.6 | 25.9–27.3 | 73 | 24.9 | 20.3–30.2 | 19.4 | 18.0–20.9 | 27 | 9.2 | 6.4–1.3 | 28.6 | 26.5–30.6 | 62 | 21.2 | 16.9–26.2 | 26.4 | 25.2–27.6 | 212 | 72.4 | 67.0–77.3 | 49.7 | 36.3–63.1 |
Laoang | 119 | 28.9 | 81 | 68.1 | 59.2–75.8 | 25.2 | 24.3–26.0 | 17 | 14.3 | 9.1–21.7 | 23.0 | 18.7–27.2 | 23 | 19.3 | 13.2–27.3 | 29.4 | 26.7–32.0 | 17 | 14.3 | 9.1–21.7 | 24.1 | 20.8–28.4 | 95 | 79.8 | 71.7–86.1 | 93.4 | 50.0–136.7 | |