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Total mg/kg-LW and Reg/AY of not-medically important antimicrobials at the study and feedyard levels.
| Metric | Feedyard count | Year | Study level | Feedyard level | ||
|---|---|---|---|---|---|---|
| Median | Mean | SD | ||||
| mg/kg-LW | 20 | 2018 | 89.44 | 104.23 | 122.31 | 66.81 |
| 2019 | 96.10 | 107.45 | 121.23 | 62.61 | ||
| Reg/AY | 2018 | 2.35 | 2.60 | 2.83 | 1.02 | |
| 2019 | 2.28 | 2.08 | 2.52 | 1.01 | ||
