Table 1. Mean (and standard deviation) of pleasantness and arousal ratings elicited by pain, happy and neutral faces.
Pleasantness | Arousal | |
Pain | 2.75 (1.1) | 5.47 (2.7) |
Neutral | 4.60 (1.3) | 4.05 (2.4) |
Happy | 7.57 (1.4) | 5.02 (2.5) |
Pleasantness ratings ranged from 1 (very unpleasant) to 9 (very pleasant), and arousal ratings range from 1 (very calm) to 9 (very excited).