Table 3 Factors associated with parasitic contamination of fruits and vegetables sold in selected markets of Arba Minch town from 1 to 22 September 2014 determined using the chi-square test
Variable | Result of parasitological analysis | |||
|---|---|---|---|---|
Positive [%] | Total | χ2 value | P-value | |
Educational status of vendors | ||||
No formal education | 115 [63.9] | 180 | ||
Primary education | 70 [46.7] | 150 | 14.07 | 0.001 |
Secondary education | 11 [36.7] | 30 | ||
Total | 196 [54.4] | 360 | ||
Market | ||||
Secha | 50 [55.6] | 90 | ||
Sikela | 48 [53.3] | 90 | ||
Konso-sefer | 60 [66.7] | 90 | 4.98 | 0.064 |
Yetnebersh | 38 [42.2] | 90 | ||
Total | 196 [54.4] | 360 | ||
Type of produce | ||||
Lactucaserriola | 27 [60] | 45 | ||
Mangiferaindica | 18 [40] | 45 | ||
Perseaamericana | 17 [37.8] | 45 | ||
Lycopersiconesculentum | 32 [71.2] | 45 | 8.79 | 0.03 |
Daucuscarota | 28 [62.3] | 45 | ||
Capsicum annuum | 22 [48.9] | 45 | ||
Musa paradisiaca | 22 [48.9] | 45 | ||
Brassica oleracea | 30 [66.7] | 45 | ||
Total | 196 [54.4] | 360 | ||
Means of display | ||||
On the floor | 111 [55.5] | 200 | ||
On tops of tables | 29 [39.7] | 73 | 5.66 | 0.722 |
On wheelbarrow | 36 [41.4] | 87 | ||
Total | 196 [54.4] | 360 | ||
Washed before display | ||||
Yes | 40 [38.5] | 104 | ||
No | 156 [60.9] | 256 | 6.78 | 0.001 |
Total | 196 [54.4] | 360 | ||
Source of water for washing | ||||
Pipe | 21 [35.0] | 60 | ||
River | 14 [48.3] | 29 | 1.771 | 0.441 |
Well | 2 [28.6] | 7 | ||
Total | 37 [38.5] | 96 | ||
Market type | ||||
Grocery | 36 [60] | 60 | ||
Open market | 160 [53.3] | 300 | 0.39 | 0.88 |
Total | 196 [54.4] | 360 | ||