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. Author manuscript; available in PMC: 2017 Sep 1.
Published in final edited form as: Otol Neurotol. 2016 Sep;37(8):1016–1023. doi: 10.1097/MAO.0000000000001125

Table 4.

Multivariate linear regression analyzing factors that independently predict CNC performance at 12–16 months postoperatively. CNC- consonant-nucleus-consonant.

CNC Score Coefficient 95% Confidence Interval p value
Age −0.003 −0.006 – −0.0006 0.02
Cochlear Volume (mm3) −0.002 −0.006 – −0.001 0.23
Angular Insertion Depth (°) 0.0006 0.0002 – 0.001 0.009
Electrode Type
  Lateral Wall Reference
  Perimodiolar 0.07 −0.03 – 0.17 0.18
  Mid Scala 0.11 −0.06 – 0.28 0.20
Surgical Approach
  Cochleostomy Reference
  Round Window 0.003 −0.10 – 0.10 0.95
  Extended Round Window 0.08 −0.02 – 0.19 0.12
Scala Vestibuli Insertion −0.12 −0.22 – −0.03 0.01