Table 1.
Subjects, experimental groups and training performances.
| Name | Studbook no. | Sex | Age (years) | Pre-training: no. sessionsa | First stage set | Rewarded expression | First stage: no. sessionsa |
|---|---|---|---|---|---|---|---|
| A Bao | 801 | Female | 5 | 27 | Upper | Happy | 10 |
| Qi Fu | 709 | Female | 7 | 10 | Lower | Happy | 30 |
| Xing Rong | 680 | Female | 8 | 5 | Lower | Happy | NA |
| Qi Zhen | 490 | Female | 16 | 15 | Lower | Happy | 24 |
| Shu Qing | 480 | Female | 16 | NA | Upper | Happy | NA |
| Yong Bing | 738 | Male | 7 | 15 | Lower | Happy | 20 |
| Xi Lan | 731 | Male | 7 | 30 | Lower | Happy | NA |
| Mei Lan | 649 | Male | 9 | 10 | Upper | Happy | NA |
| Bing Dian | 520 | Male | 15 | 28 | Upper | Happy | 33 |
| Mei Bing | 737 | Female | 7 | 16 | Upper | Angry | 15 |
| Bei Chuan | 785 | Female | 7 | 6 | Upper | Angry | 8 |
| Da Jiao | 845 | Female | 7 | 30 | Upper | Angry | NA |
| Xing Ya | 881 | Female | 8 | 13 | Lower | Angry | 35 |
| Wu Yi | 830 | Male | 7 | 5 | Upper | Angry | NA |
| Xing Bing | 814 | Male | 10 | 12 | Upper | Angry | NA |
| Qiao | 824 | Male | 11 | NA | Lower | Angry | NA |
| Xiong Bing | 540 | Male | 14 | 24 | Lower | Angry | 31 |
| Qiu Bing | 574 | Male | 12 | 10 | Lower | Angry | 30 |
N/A: not applicable. aBold type indicates that the learning criterion was reached.