Figure 2 : Male-female stimuli difference scores for subjective ratings and VS responses by sexual orientation.

From: Neural Correlates of Sexual Orientation in Heterosexual, Bisexual, and Homosexual Men

Figure 2

Difference scores are defined as a participant’s average response to stimuli depicting males minus average response to stimuli depicting females. Points represent individual participants. Horizontal bars indicate group means and 95% confidence interval of the mean. Horizontal lines at 0 indicate no difference between ratings to erotic stimuli depicting each sex. (a) Difference scores for subjective ratings of picture stimuli. (b) Difference scores for VS activation evoked by picture stimuli. (c) Difference scores for subjective ratings of videos stimuli. (d) Difference scores for VS activation evoked by video stimuli.