Figure 1.

Bar charts of the means (+95% CI) of (a) the five Positive and Negative Syndrome Scale (PANSS) factor scores and (b) the five 5-Dimensional Altered State of Consciousness (5D-ASC) dimensional scores (K × G: ketamine × glycine interaction term; K: ketamine main effect; * p < 0.05; *** p < 0.001; effects that were no longer significant after FDR correction are shown in parentheses; Pos: positive symptoms; Neg: negative symptoms; Dis: disorganization symptoms; Exc: Excitement; EmD: emotional distress; AUA: Auditory Alteration; DED: Dread of Ego Dissolution; OBN: Oceanic Boundlessness; VIR: Vigilance Reduction; VRS: Visionary Restructuralization).