Table 4.
Occurrence of BoTV and other enteropathogens
| Enteropathogen | BoTV | BCV | RV | Cryptosporidia | Giardia | E. b./z. | Other eim. | Escherichia coli | Clostridium perfringens | Salmonella |
|---|---|---|---|---|---|---|---|---|---|---|
| Pos. cal. (n = 230) Faecal prev. (%) | 12 5.2 | 59 25.7 | 21 9.1 | 27 11.7 | 14 6.1 | 9 3.9 | 15 6.5 | 39 17.0 | 21 9.1 | 0 0 |
| Diseased f. | 8 | 45 | 19 | 25 | 8 | 8 | 8 | 21 | 13 | 0 |
| Healthy f. | 1 | 14 | 2 | 2 | 6 | 1 | 7 | 18 | 8 | 0 |
| Sick calves | 10 | 36 | 17 | 23 | 4 | 7 | 6 | 17 | 9 | 0 |
| Healthy calves | 2 | 23 | 4 | 4 | 10 | 2 | 9 | 22 | 12 | 0 |
| P + significance | 0.022 (s) | 0.1 (ns) | <0.001 (s) | <0.001 (s) | 0.15 (ns) | 0.14 (ns) | 0.72 (ns) | 0.67 (ns) | 0.68 (ns) | nd |
| OR | 6.35 | 2.1 | 9.0 | 12.2 | 0.4 | 3.43 | 1.51 | 1.2 | 0.8 | nd |
| 95% CI of OR | 1.3–30.8 | 0.9–5.2 | 2.9–28.2 | 4.0–36.8 | 0.1–1.4 | 0.7–17.7 | 0.2–14.7 | 0.6–2.5 | 0.2–2.8 | nd |
| Single infections | 2 | 22 | 6 | 6 | 9 | 2 | 9 | 19 | 7 | 0 |
| S.i. + diarrhoea | 2 | 6 | 4 | 5 | 1 | 1 | 3 | 4 | 0 | 0 |
E. b./z., Eimeria bovis and zuernii; other eim., other eimeriae than bovis and zuernii; Pos. cal., calves positive for respective enteropathogen; faecal prev. (%), faecal prevalence (n = 230); diseased f., positive calves from ‘diseased’ farms; healthy f., positive calves from ‘healthy’ farms; sick calves, positive calves with diarrhoea; healthy calves, positive calves without diarrhoea; P + significance, P‐value (ns, not significant; s, significant); OR, odds ratio; 95% CI of OR, 95% confidence interval of OR; single infections, number of calves with single infections with respective enteropathogen; S.i. + diarrhoea, number of calves with single infections with respective enteropathogen suffering from diarrhoea; nd, not done.