Food × analyte
DDE on sweet potatoes
1996–1997 · 2 tested years
1,188samples tested
for this analyte
for this analyte
34samples with
a detection
a detection
2.9%of analyte-tested samples
Testing detected DDE in 34 of 1,188 sweet potatoes samples actually tested for this analyte. This percentage uses analyte-tested samples, not all 5,927 samples of this food.
Year-by-year results
Actual tested and detected sample counts.
2 tested years between 1996 and 1997. Gaps mean no validated tests in this release.
Read the yearly counts
| Year | Tested | Detected | Rate |
|---|---|---|---|
| 1996 | 507 | 24 | 4.7% |
| 1997 | 681 | 10 | 1.5% |
Testing panels and detection limits change. These observations do not establish a causal trend.
About these results
Source: USDA Pesticide Data Program. Included annual releases: 1996, 1997.