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Table 8 Mixed model ANCOVA for difference values (pre vs. post) of primary outcomes

From: Clinical trial on tonal tinnitus with tailor-made notched music training

  df (numerator, denominator) F-statistic p-value η p 2
Change VAS total
 Hearing loss (HL_1/2oct)a 1, 80 0.944 .334 .012
 Group (HL_1/2oct corrected) 1, 80 1.594 .217 .019
 Listening times total (LTT) 1, 68 2.036 .019* .079
 Group (LTT corrected) 1, 68 1.666 .201 .024
 Tinnitus pitch SDb 1, 80 3.839 .054 .046
 Group (tinnitus pitch SD corrected) 1, 80 1.406 .239 .017
 Age 1, 80 0.167 .684 .002
 Group (Age corrected) 1, 80 1.534 .219 .019
Change THQ total
 Hearing loss (HL_1/2oct) 1, 79 1.196 .277 .015
 Group (HL_1/2oct corrected) 1, 79 0.621 .433 .008
 Listening times total (LTT) 1, 67 0.244 .623 .004
 Group (LTT corrected) 1, 67 0.157 .693 .002
 Tinnitus pitch SDb 1, 79 1.633 .205 .020
 Group (tinnitus pitch SD corrected) 1, 79 0.752 .389 .009
 Age 1, 79 .500 .481 .006
 Group (Age corrected) 1, 79 .592 .444 .007
  1. aHL_1/2oct = hearing loss in the range of ½ octave around the individual tinnitus frequency; bTinnitus pitch SD = standard deviation of ten tinnitus pitch measurements before training
  2. * = p < .05