Variable | Coeficientb | Standard | P-valuec | |
---|---|---|---|---|
error | ||||
Outcome | Average daily gain for day 1–7 prior to collection of the examined faecal sample (kg/day) | |||
Independent | 0 = L. intracellularis qPCR negative | 0a | ||
Categorical | 1 = L. intracellularis numbers between limit of dection and lower limit of dynamic range | 0.18a | 0.159 | |
2 = L. intracellularis numbers within dynamic range | 0.702b | 0.279 | ||
3 = L. intracellularis numbers above dynamic range | −0.527c | 0.177 | <0.0001 | |
0 = PCV2 qPCR negative | 0 | |||
1 = PCV2 copy numbers below dynamic range | 0.019 | 0.048 | ||
2 = PCV2 copy numbers within dynamic range | −0.009 | 0.032 | 0.86 | |
Gender (barrow/female) | 0.025 | 0.024 | 0.30 | |
Continuous | L. intracellularis bacteria numbers within dynamic range (log10 bacteria/g faeces) | −0.144 | 0.040 | <0.0001 |
PCV2 copy numbers within dynamic range (log10 copies/g faeces) | 0.018 | 0.026 | 0.50 | |
Faecal dry matter content (%) | 0.010 | 0.006 | 0.099 | |
Observation day (1–19) | 0.021 | 0.002 | <0.0001 | |
Start-weight (kg) | 0.034 | 0.005 | <0.0001 | |
Interaction | 0 = L. intracellularis qPCR negative * faecal dry matter content | 0a | ||
1 = L. intracellularis numbers between limit of dection and lower limit of dynamic range * faecal dry matter content | −0.008ab | 0.007 | ||
2 = L. intracellularis numbers within dynamic range * faecal dry matter content | −0.028b | 0.013 | ||
3 = L. intracellularis numbers above dynamic range * faecal dry matter content | 0.018c | 0.008 | 0.0002 | |
L. intracellularis bacteria numbers within dynamic range (log10 bacteria/g faeces) * faecal dry matter content | 0.006 | 0.002 | 0.003 | |
Intercept | −0.36 | 0.15 | ||
Randomd | Pen | 0.013 | ||
Pig | 0.00004 |