Table 1 Socio demographic characteristics of ALA patients admitted to the Teaching Hospital, Jaffna compared with 100 individuals who were E. histolytica serum antibody negative
From: Epidemiology and factors associated with amoebic liver abscess in northern Sri Lanka
Variable | Categories | Patients (Cases) | E. histolytica serum antibody negative Individuals (controls) | ||
|---|---|---|---|---|---|
N = 346 | % with CI | N = 100 | % with CI | ||
Sex | |||||
Male | 341 | 98.6(96.8–99.5) | 100 | 100 | |
Female | 05 | 1.4(0.5–3.2) | 0 | 0 | |
Age | |||||
20–30 | 0 | 0 | 18 | 18(11.4–26.4) | |
31–40 | 110 | 31.8(27.0–36.1) | 29 | 29(20.7–38.5) | |
41–50 | 216 | 62.4(57.2–67.4) | 23 | 23(15.5–32.0) | |
51–60 | 20 | 5.8(3.7–8.6) | 30 | 30(21.6–39.5) | |
Educational level | |||||
No school education | 8 | 2.3(1.1–4.3) | 2 | 2(0.03–6.5) | |
Up to Grade 8 | 79 | 22.8(18.6–27.5) | 24 | 24(16.4–33.1) | |
Grade 6 to G.C.E O/L | 258 | 77.6(69.8–78.9) | 74 | 74(64.7–81.9) | |
Followed G.C.E O/L | 1 | 0.3(0.000–1.4) | 0 | 0 | |
Occupation | |||||
No Job | 72 | 20.8(16.8–25.3) | 5 | 5(1.9–10.7) | |
Labourer | 223 | 64.5(59.3–69.3) | 66 | 66(56.3–74.8) | |
Farmer | 33 | 9.5(6.8–13.0) | 19 | 19(12.2–27.6) | |
Fishermen | 17 | 4.9(3.0–7.6) | 10 | 10(5.2–17.1) | |
Self employed | 1 | 0.3(0.000–1.4) | 0 | 0 | |
Monthly income | |||||
< LKR5000 (USD 32.76) | 19 | 5.5(3.4–8.3) | 3 | 3(0.8–7.9) | |
LKR5000–10000 (USD 32.76–65.49) | 298 | 86.1(82.2–89.5) | 87 | 87(79.3–92.6) | |
LKR10001-LKR 25000 (USD 65.49–163.72) | 29 | 8.4(5.8–11.7) | 10 | 10(5.2–17.1) | |