The Skin Conductance Level (SCL) Y axis, is shown for both the substance AP (placebo) and investigational substance AI (NAAT). The curves for the two groups mirror one another up to day seven. The lower SC value of the NAAT group indicates less stress. (Modified from Blum et al. 2009 [62]).
Figure 10: Stress as measured by skin conductance: Placebo vs. NAAT [69].