Table 1 Test against chance level for data of the musical discrimination test and for the behavioral error rate in the ERP experiment (one sample t-test for each group).

From: Understanding music with cochlear implants

Subtest

 

Rhythm

Melodies

Chords

Instruments

 

Error rate

Test level (%)

65

62

67

20

 

59

PreCIUs

T (14)

10.07

3.48

−0.61

5.37

T (14)

1.51

P

<0.0001*

0.004*

0.55

<0.0001*

P

0.16

PostCIUs

T (37)

12.16

9.81

2.51

13.65

T (37)

4.05

P

<0.0001*

<0.0001*

0.02*

<0.0001*

P

<0.0001*

NHG

T (51)

26.69

21.84

15.22

68.23

T (52)

25.37

P

<0.0001*

<0.0001*

<0.0001*

<0.0001*

P

<0.0001*

  1. *Group result is significantly above chance level.
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