Table 1 Mean (median) latency and percentage of points delayed for both monocular and interocular tests.

Group	Mean relative monocular latency (ms)	Mean interocular latency difference (ms)	% Monocular points delayed	% Interocular points delayed
Normative	0.4	0.1	5.8%	2.7%
Control	2.1	−0.3	9.6%	2.7%
HTG	5.7**	1.7**	14.6%*	10.3%**
NTG	3.2	1.3**	10.6%	8.2%**

*p<0.02 when compared to the control group.

**p<0.001 when compared to the control group.