Figure 1From: A potentiated startle study of uncertainty and contextual anxiety in adolescents diagnosed with autism spectrum disorderSchematic representation of sequences of stimulus presentation during each condition in one block of the NPU-threat test. The upper part of the figure represents a complete block including two P (predictable), two U (unpredictable) and three N (no shock) conditions. The lower part shows examples of each condition, including startle probes, cues (8 s duration) and shocks. Used by permission from [12].Back to article page