Table 1.
Age, sex, housing situation, levels of stereotypic behaviours, activity levels, proportion of choosing the preferred reward on ‘probe’ trials, and corticosterone levels
| Subject’s name | Age (months) | Sex | Housing (cage/run) | HT/min | % of time pacing | % of time active | Proportion of choosing the preferred reward on ‘probe’ trials | Mean corticosterone (nanogram per gram dry faeces) ± SD |
|---|---|---|---|---|---|---|---|---|
| Applesauce | 73 | F | Run | 3.13 | 0.0 | 93.2 | 10 | b |
| Garth | 216 | M | Run | 0.48 | 8.6 | 71.1 | 60 | 5,016.47 ± 2,136.85 |
| Hotrod | 101 | M | Cage | 1.53 | 15.0 | 95.6 | 60 | 860.91 ± 763.99 |
| Icarus | 56 | M | Cage | 4.73 | 22.9 | 94.9 | a | 2,290.67 ± 1,249.55 |
| Irene | 106 | F | Run | 0.01 | 1.3 | 86.8 | 60 | b |
| Isabelle | 360 | F | Run | 0.63 | 2.2 | 93.2 | a | 456.79 ± 200.79 |
| Ivory | 146 | F | Run | 0.01 | 0.0 | 80.1 | a | 185.81 ± 20.92 |
| Junior. Mint | 79 | M | Cage | 6.03 | 26.3 | 99.9 | 40 | 11,126.10 ± 1,683.21 |
| Lenny | 45 | M | Cage | 7.17 | 17.8 | 99.4 | 50 | 995.05 ± 349.36 |
| Lilliput | 55 | F | Run | 2.40 | 1.6 | 97.1 | 20 | 1,937.24 ± 681.67 |
| Liv | 138 | F | Run | 0.1 | 0.2 | 92.5 | 80 | b |
| Lucy | 300 | F | Run | 0.12 | 2.0 | 65.1 | a | 1,083.91 ± 565.95 |
| Lychee | 137 | F | Run | 2.15 | 13.4 | 87.1 | 50 | b |
| Manuel | 119 | M | Cage | 0.06 | 0.0 | 95.0 | 40 | 368.80 ± 239.11 |
| Mr. Goodbar | 74 | M | Cage | 5.95 | 30.8 | 99.3 | 20 | 9,150.95 ± 1,0081.37 |
| Shane | 93 | M | Cage | 1.95 | 1.2 | 88.4 | 60 | 1,131.11 ± 522.42 |
a
Data are missing for four monkeys that did not reach the testing stage
b
Data are missing for four pregnant females