MLR parameter

Ear

First visit

Second visit

Third visit

Fourth visit

F-value

Mean

S.D.

Mean

S.D.

Mean

S.D.

Mean

S.D.

Latency of wave Na(ms)

Right

18.21

3.24

19.14

1.77

19.30

1.82

19.62

1.69

3.04*

Left

18.59

2.35

19.51

2.18

19.94

1.99

20.13

2.17

8.64***

Amplitude of wave Na(µA)

Right

1.49

0.52

1.40

0.45

1.32

0.41

1.36

0.40

8.33***

Left

1.34

0.45

1.34

0.38

1.31

0.36

1.30

0.33

1.17

Latency of wave Pa(ms)

Right

30.32

2.69

30.21

2.13

30.53

2.15

30.50

2.91

0.74

Left

30.36

2.89

30.21

1.53

30.75

1.87

31.10

1.91

7.76***

Amplitude of wave Pa(µA)

Right

1.25

0.43

1.20

0.34

1.20

0.28

1.21

0.26

1.16

Left

1.20

0.35

1.23

0.38

1.22

0.32

1.22

0.32

0.33