Transtympanic Electrocochleography for the Diagnosis of Ménière's Disease
Table 6
Correlations (Pearson’s r) between SP/AP ratios obtained at 0.5, 1, 2, and 4 kHz in the “positive” (POS) and “negative” (NEG) cases classified by three diagnostic methods.
0.5 kHz
1 kHz
2 kHz
POS
NEG
POS
NEG
POS
NEG
ECochG:
1 kHz
R
0.49
0.20
L
0.52
0.44
2 kHz
R
0.37
0.22
0.70
0.63
L
0.37
0.38
0.72
0.47
4 kHz
R
0.26
0.19
0.42
0.21
0.48
0.31
L
0.22
0.23
0.35
0.51
0.53
0.34
AAO-HNS CHE (“possible” as negative):
1 kHz
R
0.50
0.43
L
0.61
0.50
2 kHz
R
0.42
0.36
0.74
0.75
L
0.45
0.51
0.71
0.69
4 kHz
R
0.39
0.17
0.43
0.48
0.46
0.57
L
0.21
0.41
0.29
0.65
0.52
0.47
Gibson score (cutoff point at 7):
1 kHz
R
0.51
0.41
L
0.60
0.51
2 kHz
R
0.46
0.31
0.78
0.70
L
0.41
0.50
0.70
0.69
4 kHz
R
0.42
0.16
0.43
0.46
0.47
0.54
L
0.17
0.43
0.22
0.64
0.44
0.55
*Significant correlations with a coefficient above 0.5 were in boldface.