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The average level of Pb in chicken's liver samples and its significant difference against US FDA Tolerable Daily Intake (TDI) for Pb in different age groups.
| Medium | Pb level (ppm) | Standard (ppm) | t stat | P value |
|---|---|---|---|---|
| Liver (Sample 1) | 0.10 | 0.006 (0–6 y/o) | 7.40 | 0.02s |
| Liver (Sample 2) | 0.07 | 0.015 (7-young adults) | 6.50 | 0.02s |
| Liver (Sample 3) | 0.07 | 0.025 (pregnant women) | 5.5 | 0.03s |
| Average | 0.08 | 0.075 (adults) | 0.50 | 0.67ns |
