Research Article
Effects of Cardiopulmonary Bypass Surgery on Auditory Function: A Preliminary Study
Table 2
Comparison between pre- and postoperative mean values on pure tone audiometry.
| | | Right ear | value | Left ear | value | | Mean (before) | Mean (after) | SD (before) | SD (after) | Mean (before) | Mean (after) | SD (before) | SD (after) |
| | PTA1 (dB HL) | 24.44 | 24.33 | 5.59 | 4.96 | 0.44 | 24.11 | 24.22 | 5.34 | 4.95 | 0.53 | | PTA2 (dB HL) | 31.78 | 32.94 | 6.12 | 5.46 | 4.58*** | 31.28 | 32.83 | 6.18 | 6.18 | 4.47*** | | SRT (dB HL) | 27.12 | 27.29 | 4.56 | 4.91 | 0.43 | 27.34 | 27.54 | 4.78 | 4.92 | 0.77 | | SDS (%) | 88.13 | 88.26 | 3.9 | 3.87 | 0.21 | 89.12 | 89.09 | 2.86 | 3.86 | 0.27 |
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