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. Author manuscript; available in PMC: 2019 Aug 1.
Published in final edited form as: Otol Neurotol. 2018 Aug;39(7):e543–e549. doi: 10.1097/MAO.0000000000001873

TABLE 5.

Pre-operative characteristics for patients whose CNC word recognition scores are above and below 50%

Condition Variable CNC ≥ 50% CNC <50% p-value
Earphone
(mean ±SD)
EAD 35.76±19.52 9.62±16.70 <0.00*
PTA 71.08±14.40 74.10±12.34 0.19
SRT 66.35±15.44 65.44±15.03 0.74
CNC 63.38±11.43 25.23±11.11 <0.00*
CNC dB 92.98±13.00 93.39±9.02 0.78
Aided
(mean ±SD)
PTA 35.63±7.05 38.48±10.95 0.05*
SRT 36.11±6.67 37.65±10.25 0.26
CNC 27.62±17.68 15.61±14.56 <0.00*
AzBio 41.04±24.07 21.76±18.79 <0.00*
AzBio +10 29.61±23.57 20.08±19.11 0.06

EAD indicates “earphone to aided difference”; PTA, pure-tone average; SRT, speech recognition threshold; CNC, consonant-nucleus-consonant word recognition; CNC dB, presentation level for CNC word recognition; AzBio, sentence recognition in quiet; AzBio +10, sentence recognition in noise.