Table 1.

Main effect of familiarity in Experiment 1: Familiar RT – Unfamiliar RT.

SOA	Validity condition	Mean difference of familiarity (ms)	Pooled standard deviation (ms)	Cohen’s d	Confidence interval
100 ms	Invalid	8.42	57.2	0.15	0.06, 0.26
100 ms	Valid	17.6	63.1	0.28	0.18, 0.40
200 ms	Invalid	1.21	63.2	0.02	-0.06, 0.12
200 ms	Valid	-2.06	72	-0.03	-0.11, 0.07