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Table 5 Numbers of animals enrolled per trial for individual species and funding categories

From: Sample size and number of outcome measures of veterinary randomised controlled trials of pharmaceutical interventions funded by different sources, a cross-sectional study

   Median Interquartile range Range
Species Cats (N = 9) 32.0 21.5–93.0 16.0–121.0
Dogs (N = 44) 27.5 16.0–43.0 5.0–316.0
Horses (N = 11) 26.0 15.0 – 61.0 6.0–373.0
Cattle (N = 36) 233.0 35.0–943.0 8.0–5996.0
Sheep (N = 26) 20.0 19.0–24.8 10.0–655.0
Funding category Trials with pharmaceutical funding/involvement (N = 86) 30.0 19.8–125.8 7.0–5996.0
Trials with non-pharmaceutical funding stated (N = 19) 24.0 14.0–69.0 8.0–369.0
Trials with no funding source stated (N = 21) 42.0 16.0–75.0 5.0–1031.0
All funding categories and species combined All trials (N = 126) 30.0 17.5–98.8 5.0–5996.0