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. 2015 Oct;35(4):258–264.

Table III.

Correlation level (Spearman's rho) and significance (p) of the intra-individual changes in variables between the BC-HB and the BCI, for conductive-mixed hearing loss (CMHL, n = 13) and single-sided deafness (SSD, n = 9) subjects. PTA: Pure tone average; WRS: word recognition score.

Predictive Index of pre-operative BC-HB for the BCI outcome
Variable Spearman's Rho p value
CMHL (n = 13)
Sound quality (VAS) 0.68 0.011
PTA 250-500-1000 Hertz (dB) 0.85 < 0.001
PTA 2-4 KHz (dB) 0.68 0.011
WRS in quiet 0.69 0.010
WRS in noise (%) 0.73 0.005
SSD (n = 9)
Sound quality (VAS) 0.90 0.001
PTA 250-500-1000 Hertz (dB) 0.56 0.119
PTA 2-4 KHz (dB) 0.88 0.002
WRS in quiet 0.92 0.001
WRS in noise (%) 0.87 0.002