Table 2.
Distribution of parasitic contamination on fresh leafy vegetables.
| Parasites | Number | % of total examined samples (530) | % of total positive samples (157) | Lettuce (101) | Watercress (116) | Parsley (102) | Green onion (103) | Leek (108) | Total | ||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Number of +ve | % | Number of +ve | % | Number of +ve | % | Number of +ve | % | Number of +ve | % | Number of +ve | % | ||||
| Enterobius vermicularis eggs | 26 | 4.9 | 16.5 | 3 | 11.5 | 11 | 42.3 | 7 | 26.9 | 4 | 15.4 | 1 | 3.9 | 26 | 100 |
|
Hymenolepis nana
eggs |
15 | 2.8 | 9.5 | 1 | 6.7 | 7 | 46.7 | 4 | 26.7 | 3 | 20.0 | 0 | 0.0 | 15 | 100 |
|
Hymenolepis diminuta
eggs |
11 | 2.1 | 7 | 4 | 36.3 | 3 | 27.3 | 2 | 18.2 | 1 | 9.1 | 1 | 9.1 | 11 | 100 |
|
Ascaris lumbricoides eggs |
3 | 0.6 | 1.9 | 2 | 66.7 | 1 | 33.3 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 3 | 100 |
| Helminth larvae | 19 | 3.6 | 12.1 | 6 | 31.5 | 4 | 21.1 | 2 | 10.5 | 3 | 15.8 | 4 | 21.1 | 19 | 100 |
| Entamoeba spp. cyst | 36 | 6.8 | 22.9 | 14 | 38.9 | 9 | 25.0 | 8 | 22.2 | 2 | 5.6 | 3 | 8.3 | 36 | 100 |
| Giardia lamblia cyst | 47 | 8.8 | 29.9 | 16 | 34.0 | 13 | 27.7 | 12 | 25.5 | 4 | 8.5 | 2 | 4.3 | 47 | 100 |
| Total | 157 | 29.6 | 100 | 46 | 45.5 | 48 | 41.3 | 35 | 34.3 | 17 | 16.5 | 11 | 10.2 | ||
| FET | 25.9 | ||||||||||||||
| P value | 0.36 NS | ||||||||||||||