|
Characteristics |
No. |
(%) |
|
Sex Male Female Nationality Sri Lankan Indonesian Filipino Indian Others Type of work Housemaid Driver Cook Baby-sitter Others Mean age for Male Mean age for Female |
95 899 445 278 179 86 6 898 72 11 8 5 39 34 |
(9.6%) (90.4%) (44.8%) (28%) (18%) (8.6%) (0.6%) (90.3%) (7.3%) (1.1%) (0.8%) (0.5%) |
|
Total |
994* |
|
* Small numbers of the selected sample (2.5%) were found
medically unfit and were rejected.
|
Infected cases |
||
|
No. |
% |
|
|
Single infection Double infection Triple infection Quadruple infection Total number of infected cases Total sample |
222 70 17 3 312 994 |
22.3 7.1 1.7 0.3 31.4 100 |
Table 3
Prevalence of common intestinal parasites among foreign expatriates
in Al-Khobar area
|
Parasites |
Positive
cases |
|
|
No. |
% of
total infections (424) |
|
|
Hookworm Trichuris trichiura Ascaris lumbricoides Entamoeba histolytica Entamoeba coli Giardia lamblia Enterobius vermicularis Strongyloides stercoralis Total parasites (infection) Total number of cases studied |
116 113 110 39 21 17 4 4 424* 994* |
27.4 26.7 25.9 9.2 5 4 0.9 0.9 42.6 100 |
Table 4
Common patterns of parasitic infection
|
Type of parasite |
No. of
patients |
|
Double infections Ascaris
lumbricoides + Trichuris trichiura Trichuris trichiura
+ Hookworm Ascaris
lumbricoides + Hookworm Entamoeba
histolytica + Hookworm Entamoeba
histolytica + Entamoeba coli Entamoeba
histolytica + Trichuris trichiura Trichuris
trichiura + Entamoeba coli Giardia lamblia
+ Trichuris trichiura Giardia
lamblia + Entamoeba histolytica Ascaris
lumbricoides + Entamoeba coli Giardia
lamblia + Hookworm Entamoeba
histolytica + Ascaris lumbricoides Hookworm +
Entamoeba coli Ascaris
lumbricoides + Giardia lamblia Enterobius
vermicularis + Hookworm Enterobius
vermicularis + Ascaris lumbricoides Total positive
double infections Triple infections Ascaris
lumbricoides + Trichuris trichiura + Hookworm Hookworm +
Entamoeba histolytica + Entamoeba coli Trichuris
trichiura + Entamoeba histolytica + Entamoeba coli Trichuris
trichiura + Entamoeba histolytica + Ascaris lumbricoides Trichuris
trichiura + Hookworm + Strongyloides stercoralis Trichuris trichiura + Ascaris lumbricoides
+ Strongyloides stercoralis Hookworm +
Entamoeba histolytica + Trichuris trichiura Positive
triple infections Quadruple infections Ascaris
lumbricoides + Trichuris trichiura + Hookworm + Enterobius vermicularis Trichuris
trichiura + Entamoeba histolytica + Ascaris lumbricoides + Enterobius
vermicularis Trichuris
trichiura + Entamoeba histolytica + Ascaris lumbricoides + Strongyloides
stercoralis Positive
quadruple infections |
25 15 6 4 4 2 2 2 2 2 1 1 1 1 1 1 70 9 2 2 1 1 1 1 17 1 1 1 3 |
Table 5
Distribution of parasites according to nationalities
|
Types of
parasites |
Labor nationality |
Total |
% |
|||||||||
|
Indonesian |
Sri
Lankan |
Filipino |
Indian |
Others |
||||||||
|
Hookworm |
35 |
67 |
5 |
9 |
0 |
116 |
27.4 |
|||||
|
Trichuris trichiura |
34 |
35 |
29 |
13 |
2 |
113 |
26.7 |
|||||
|
Ascaris lumbricoides |
43 |
34 |
22 |
11 |
0 |
110 |
25.9 |
|||||
|
Entamoeba histolytica |
9 |
14 |
12 |
4 |
0 |
39 |
9.2 |
|||||
|
Entamoeba coli |
5 |
7 |
4 |
5 |
0 |
21 |
5 |
|||||
|
Giardia lamblia |
3 |
4 |
5 |
5 |
0 |
17 |
4 |
|||||
|
Enterobius vermicularis |
0 |
4 |
0 |
0 |
0 |
4 |
0.9 |
|||||
|
Strongyloides stercoralis |
0 |
3 |
0 |
1 |
0 |
4 |
0.9 |
|||||
|
Total infection |
129 |
168 |
77 |
48 |
2 |
424 |
100 |
|||||
|
Total no. of each nationality examined |
278 |
445 |
179 |
86 |
6 |
994 |
- |
|||||
|
% of positive cases in each nationality |
46.4 |
37.8 |
43 |
55.8 |
33.3 |
42.6 |
- |
|||||