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. 2014 Jul 22;18:2331216514542657. doi: 10.1177/2331216514542657

Table 4.

Mean and Standard Deviation for the Difference Between Post- and Preintervention Periods and the p value of the Wilcoxon Test for the Combined Fitting Group.

Variable M SD p
Numeric scale −2.562 3.67 <.01
THI (points) −28.25 18.59 <.01
Pitch (Hz) −364.67 1994.97 .15
Loudness (dBNS) −2.96 4.09 <.01
Minimum masking level (dBNS) −10.25 19.30 .02

Note. THI = Tinnitus Handicap Inventory.