Table 1. Mean concentrations ± SEM of dopamine by horse breed
Breed and number of horses
Thoroughbred (n = 13)
Pony (n = 9)
Warmblood (n = 4)
Haflinger (n = 5)
Dopamine (pg/mL)
8.3 ± 1.65
7.9 ± 1.51
16.4 ± 3.65
7.3 ± 2.10