Table 3 |
||||
|
Presumptive positive samples grouped by composite number of drums represented by the water sample tested. |
||||
|
No. of drums |
No. of presumptive positives |
No. of samples |
Total No. of drums |
Presumptive positives per drum (%) |
|
|
||||
|
1 |
10 |
1805 |
1805 |
0.554 |
|
2 |
4 |
259 |
518 |
0.772 |
|
3 |
4 |
558 |
1674 |
0.239 |
|
4 |
2 |
354 |
1416 |
0.141 |
|
5 |
2 |
69 |
345 |
0.580 |
|
6 |
0 |
63 |
378 |
0.000 |
|
7 |
2 |
34 |
238 |
0.840 |
|
8–19 |
0 |
49 |
465 |
0.000 |
|
Overall |
24 |
3191 |
6839 |
0.351 |
|
|
||||
|
Fahey et al. Nutrition Journal 2006 5:13 doi:10.1186/1475-2891-5-13 |
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