Table 1.

Mean valence and arousal values (and SEM) for the T1 images from the four scene-categories.

	Normative values		Sample ratings-first session
	Valence	Arousal	Valence	Arousal
Neutral categories
Reading	5.25 (0.12)	3.02 (0.16)	5.91 (0.13)	1.41 (0.09)
Working	5.09 (0.14)	3.30 (0.13)	5.38 (0.09)	1.51 (0.11)
Negative categories
Crying	2.69 (0.07)	5.58 (0.20)	3.46 (0.13)	3.39 (0.31)
Injury	2.58 (0.08)	5.84(0.16)	3.20 (0.15)	4.26 (0.37)

Normative values and values from the first rating session are presented.