Table 3.

Amplitude and implicit time for normal subjects and glaucoma patients.

	Normal subjects (n = 10)	Glaucoma patients (n = 15)	P-value
Amplitude (μV)
On response	7.7 ± 2.8	0.47 ± 0.18	0.026*
Off response	7.3 ± 3.4	0.66 ± 0.32	0.0026*
Implicit time (msec)
On response	103.1 ± 24.9	135.0 ± 28.9	0.053
Off response	337.4 ± 45.8	368.2 ± 17.3	0.12

Data are the mean ± SD.

^*P < 0.03, unpaired t-test.