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Least squares means and standard errors for the footrest effect. There were 1,603 samplings and 105,009 lactating females examined on 413 doe farms, during 2001–2012.
| Footrest (samplings) | Prevalence. Mean ± SE |
|---|---|
| Yes (1,121) | 4.87 a ± 0.26 |
| No (482) | 13.71 b ± 0.32 |
a,b Means in the same column with different superscripts differ (P < 0.01).
