Table 3. Mean concentration ± SEM of the dopamine by horse sex
| Sex and number of horses |
Geldings (n = 8) | Mares (n = 23) |
Dopamine (pg/mL) | 4.8 ± 0.71a | 10.5 ± 1.31b |
All data are presented as mean ± SE.
Means with different superscript letters are significantly different (p < 0.05).