Table 3.

Comparison of absolute latencies of waves (ms) of BAEP of left ear between drug abusers (n=58) and controls (n=30).

Wave	Cases		Controls		t-value	p-value
	Mean	SD	Mean	SD
I	1.40	0.15	1.36	0.20	3.35	0.001*
II	2.78	0.22	2.60	0.10	4.23	0.0001**
III	3.68	0.22	3.48	0.3	3.48	0.0008**
V	5.34	0.26	5.19	0.4	2.07	0.04*

BAEP - brainstem auditory evoked potentials,

^*significant p<0.05,

^**highly significant p<0.001