Table 3 Stimulus characteristics from previous studies in congenital amusia investigating short-term memory for tone sequences in terms of SOA, tone duration (d), ITI, retention delay between melodies, Sequence Length and average Pitch interval Size (PIS) of the change in melodies to be compared.

From: Impaired encoding of rapid pitch information underlies perception and memory deficits in congenital amusia

SOA ms

d ms

ITI ms

Delay s

Sequence Length

PIS

Amusics’ performance

Controls’ performance

Accuracy

Impaired

Unimpaired

Task

Material

n

Study

250

250

0

1.1

4

1.1 ST

75.06

95.37

% correct

x

 

Contour

pure tones

10

Foxton et al. 200411

      

74.87

92.06

 

x

 

Interval

pure tones

 

Foxton et al. 200411

      

59.12

80.43

 

x

 

Contour Transposed

pure tones

 

Foxton et al. 200411

250

250

0

2

6

3ST

41.49

84.78

% correct

x

 

Contour

piano tones

9

Albouy et al. 201322

     

4ST

54.91

93.27

% correct

x

    

Albouy et al. 201322

     

5ST

64.7

95.47

% correct

x

    

Albouy et al. 201322

300

300

0

2

3

2 ST

>70

>95

% H-F

x

 

Contour

pure tones

10

Gosselin et al. 200918

    

5

 

>40

>80

% H-F

x

  

pure tones

 

Gosselin et al. 200918

540

500

40

3

5

1.8 ST

19,00

79,00

% H-F

x

 

Contour

piano tones

10

Tillmann et al. 200916

540

500

40

3

5

1.8 ST

27.84

84.09

% H-F

x

 

Contour

piano tones

11

Albouy et al. 201323

  1. %H-F, percentage of Hits – False alarms; amusics are considered impaired compared to controls when the difference between the groups was significant.