Table 3: Mean (X) and Standard Deviation (S.D) of ABR parameters in both control and study groups.

 

ABR (msec)

Side

Control (10)

 X        S.D

Control (30)

 X        S.D

t

P

Wave           I

Rt

Lt

1.59  ± 0.09

1.63 ± 0.11

 1.55 ± 0.1

1.57 ± 0.12

0.97

1.33

> 0.05

                    III

Rt

Lt

3.7 ±0.07

3.7 ±0.07

3.74       ± 0.42

3.73  ± 0.39

0.63

0.32

> 0.05

                 V

Rt

Lt

5.7 ± 0.08

5.73 ± 0.09

5.58  ± 0.19

5.6  ± 0.21

1.92

1.85

> 0.05

Interpeak I-III

Rt

Lt

2.08 ± 0.06

2.07 ± 0.07

2.08  ± 0.11

2.06  ± 0.14

Zero

0.22

> 0.05

Interpeak III-V

Rt

Lt

2.06 ± 0.05

2.03 ± 0.07

2.09  ± 0.11

2.1  ± 0.14

1.09

1.8

> 0.05

Interpeak I-V

Rt

Lt

4.1± 0.09

4.09 ± 0.07

3.93  ± 0.37

3.95  ± 0.41

1.53

1.1

> 0.05

             V

Rt

Lt

5.87 ± 0.12

5.88 ± 0.11

5.83  ± 0.24

5.84  ± 0.23

0.51

0.48

> 0.05

There was no statistically significant difference between cases and control in all ABR parameters measured