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Means (Standard deviations) of self-reported hedonic valence and arousal ratings (SAM) of the CS+ and the CS− stimulus stream.
| Habituation | Acquisition | Extinction | ||||
|---|---|---|---|---|---|---|
| CS+ | CS− | CS+ | CS− | CS+ | CS− | |
| Valence | 5.1 (0.8) | 5.0 (0.9) | 4.5 (1.7) | 5.1 (1.1) | 4.5 (1.5) | 4.6 (1.7) |
| Arousal | 2.4 (1.8) | 2.8 (2.0) | 5.6. (1.8) | 2.5 (1.8) | 2.6 (1.9) | 2.2 (1.8) |
