Comparison of interpeak latencies (IPL) (ms) and amplitude ratio (V/I) of BAEP of the right ear between drug abusers (n=58) and controls (n=30).
IPL of right ear | Cases | Controls | t-value | p-value | ||
---|---|---|---|---|---|---|
Mean | SD | Mean | SD | |||
I-III | 2.16 | 0.13 | 2.31 | 0.19 | 4.26 | 0.0001** |
I-V | 4.01 | 0.3 | 4.15 | 0.24 | 2.19 | 0.03* |
III-V | 1.93 | 0.28 | 1.82 | 0.08 | 2.10 | 0.04* |
V/I | 171.96 | 245.71 | 159.10 | 146.6 | 0.26 | 0.79*** |