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. Author manuscript; available in PMC: 2016 Nov 1.
Published in final edited form as: Int J Psychophysiol. 2015 Jul 2;98(2 Pt 2):310–320. doi: 10.1016/j.ijpsycho.2015.05.009

Fig. 2.

Fig. 2

A. Item total correlations for each administered scale and pupil dilation factor. B. Change in Cronbach's alpha when item is deleted. Negative changes represent a decrease in internal consistency when the item is removed; positive changes represent an increase when the item is removed.