Table 1. Effects of participant characteristics.
| Coo stimuli | Est. Coeff. | SE | p value |
|---|---|---|---|
| Experience with rhesus macaques | −0.213 | 0.125 | 0.089 |
| Empathy Quotient | 0.001 | 0.093 | 0.813 |
| Animal Attitudes Score | 0.007 | 0.008 | 0.325 |
| CAM Score | −0.001 | 0.004 | 0.881 |
| Experience with non-primates | −0.226 | 0.093 | 0.015 |
| Scream stimuli | |||
| Experience with rhesus macaques | 0.368 | 0.141 | 0.009 |
| Empathy Quotient | 0.003 | 0.004 | 0.503 |
| Animal Attitudes Score | 0.002 | 0.008 | 0.798 |
| CAM Score | <0.001 | 0.004 | 0.940 |
| Experience with non-primates | 0.004 | 0.110 | 0.968 |
| Mixed stimuli | |||
| Experience with rhesus macaques | 2.428 | 0.379 | <0.001 |
| Empathy Quotient | −0.008 | 0.009 | 0.409 |
| Animal Attitudes Score | −0.012 | 0.018 | 0.514 |
| CAM Score | 0.001 | 0.010 | 0.937 |
| Experience with non-primates | −0.380 | 0.241 | 0.116 |
Note:
Model estimates of effects on odds of correct responses or, for mixed stimuli, odds of selecting a scream over a coo. Characteristics other than experience with rhesus macaques were tested only among participants inexperienced with primates.