Table 3.

Comparison summary of fraction of active neurons.

		Paired t-test (p-value)
Screen	Comparison	Event ≥ 1	Event ≥ 5	Event ≥ 10	Event ≥ 20
Visual stimulus	Day1–Day4	0.62	0.35	0.45	0.81
	Day5 Fam-Nov	0.44	0.07	0.10	0.28
Gray	Day1–Day4	0.26	0.10	0.15	0.18
	Day5 Fam-Nov	0.45	0.44	0.02	0.03