Table 1.
The fecal egg count reduction (FECR) data and the high probability density interval (HPD) for benzimidazole (BZ) treatment. The number of horses and mean strongyle fecal egg counts (FEC) expressed in egg per gram (epg) are shown for day 0 and day 14, along with the FECR percentage.
| Farm Code | Number of Animals | Day 0 FEC (epg) Mean | Day 14 FEC (epg) Mean | FECR% | HPD Interval |
|---|---|---|---|---|---|
| Single dose (7.5 mg/kg) | |||||
| F01 | 4 | 1417.20 | 0.40 | 100.00 | 99.7, 100 |
| F02 | 4 | 1426.87 | 476.01 | 64.10 | 60.5, 66.5 |
| F03 | 8 | 1440.68 | 1436.56 | 0.00 | 0.00, 0.005 |
| F04 | 5 | 1049.90 | 517.80 | 49.60 | 21.0, 68.5 |
| F05 | 7 | 1038.54 | 549.86 | 46.60 | 40.6, 51.7 |
| F06 | 4 | 1583.45 | 705.20 | 55.80 | 50.5, 60.3 |
| F07 | 5 | 415.41 | 186.62 | 54.90 | 45.0, 63.5 |
| F08 | 17 | 1142.8 | 612.94 | 61.00 | 28.0, 87.0 |
| F09 | 3 | 1487.81 | 796.97 | 48.60 | 42.6, 54.7 |
| F10 | 2 | 424.22 | 1.03 | 99.80 | 97.5, 100 |
| F11 | 2 | 677.19 | 392.51 | 41.60 | 27.2, 54.0 |
| F12 | 1 | 677.27 | 277.71 | 56.10 | 16.0, 79.1 |
| F13 | 7 | 207.69 | 30.01 | 86.20 | 81.6, 90.1 |
| F14 | 23 | 371.95 | 144.36 | 61.60 | 58.0, 64.8 |
| Five-day dose (7.5 mg/kg/day for five days) | |||||
| F15 | 5 | 828.70 | 36.50 | 95.40 | 93.6, 97.1 |
| F16 | 8 | 933.40 | 0.23 | 100.00 | 99.7, 100 |
| F17 | 5 | 415.41 | 186.62 | 54.90 | 45.0, 63.5 |
| F18 | 8 | 381.34 | 92.40 | 74.60 | 69.8, 78.9 |