Table 1.
Average total embryo count and 24-hour percent mortality (brackets) per treatment group per week before and after 14-d and 30-d antibiotic treatment with tigecycline (1 µg/g), clarithromycin (4 µg/g), or control feed. Bolded values indicate those that differ significantly between treatment groups for the same week. Bolded and italicized values indicate those that differ for between weeks for the same treatment.
| Week |
|||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Medication | Duration | −2 | −1 | Tx | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 2–10 Avg |
| Control | 14 Days | 76(5) | 44(6) | N/A | 113(3) | 113(1) | 50(42) | 81(4) | 68(6) | 44(4) | 55(2) | 55(0) | 81(3) | 84(3) | 74(7) |
| Control | 30 Days | 44(13) | 49(9) | 153(3) | 153(3) | 106(5) | 209(2) | 74(3) | 25(1) | 80(3) | 45(16) | 8(0) | 48(2) | 90(4) | |
| Clarithromycin | 14 Days | 93(4) | 55(15) | 198(7) | 198(7) | 92(5) | 85(5) | 71(4) | 53(8) | 41(1) | 128(3) | 106(5) | 79(2) | 105(5) | |
| Clarithromycin | 30 Days | 39(0) | 76(7) | 171(8) | 171(8) | 96(2) | 73(8) | 85(7) | 93(2) | 95(4) | 133(5) | 105(3) | 59(4) | 108(5) | |
| Tigecycline | 14 Days | 8(12) | 72(3) | 226(20) | 226(20) | 248(6) | 130(3) | 111(3) | 61(11) | 162(5) | 107(3) | 127(6) | 105(3) | 150(8) | |
| Tigecycline | 30 Days | 106(3) | 56(3) | 202(2) | 202(2) | 255(2) | 131(9) | 143(6) | 38(0) | 104(5) | 120(5) | 110(5) | 74(3) | 138(4) | |