Table 3.

Mean (standard deviation) N170 and N250 amplitude and latency for bipolar patients only, collapsed across task.

	Bipolar Type Diagnosis		Antipsychotic Medication Status
	Bipolar 1 (n = 38)	Bipolar 2 (n = 19)	Not Taking Antipsychotics (n = 25)	Taking Antipsychotics (n = 32)
N170 Amplitude (μV)	−4.74 (2.99)	−4.62 (2.94)	−4.70 (2.71)	−4.70 (3.16)
N170 Latency (ms)	159.6 (12.5)	159.7 (10.6)	159.3 (10.6)	160.0 (12.8)
N250 Amplitude (μV)	−0.86 (1.54)	−1.05 (2.80)	−0.70 (1.67)	−1.10 (2.27)
N250 Latency (ms)	250.0 (23.8)	263.9 (23.9)*	249.2 (24.2)	258.9 (24.3)

^*Bipolar 2 > Bipolar 1 for N250 latency, F (1, 55) = 4.34, p < 0.05.