Table 4. Changes in bone conduction (BC) threshold after stapes surgery in other comparable studies.
| N | 250 HZ |
500 Hz |
1000 Hz |
2000 Hz |
4000 Hz |
Mean improvement | stapedotomy fenestration | |
| >+ indicates improvement; -, worsening; BC, bone conduction | ||||||||
| Zuur, C.L. et al., (2003) | 58 | −0.3 | +1.5 | +2.27 | +6.3 | −1.7 | +2.1 | / |
| Kisilevsky et al., (2009) | 1145 | +1.9 | +2.1 | +4.7 | −1.4 | / | Triangular needle/laser | |
| Brase et al. (2013) | 280 | +2.18 | +1.92 | +2.59 | −2.89 | / | laser | |
| Iza et al., (2016) | 116 | / | +2.85 | +3.45 | +5.39 | −3.28 | +2.1 | / |
| Hao, X.P.C., (2017) | 56 | +2.05 | +1.51 | +3.75 | +3.93 | −1.34 | / | laser |
| Conway et al. (2022) | 518 | / | +2.99 | +5.13 | +8.34 | −2.33 | +3.54 | laser |
| Conway et al. (2022) | 70 | / | +3.79 | +5.86 | +9.07 | −2.07 | +4.16 | Micro drilling |
| Wiatr et al. (2020) | 140 | / | +8.24 | +9.12 | +10.05 | +5.7 | / | |
| Molinari et al. (2023) | 60 | / | / | / | / | +2.15 | Triangular needle | |
| Darjazini Nahas et al. (2023) | 38 | +0.9 | +2.5 | +0.8 | +1.6 | + 5.3 | +2.1 | laser |
| Our results | 97 | +10 | +5 | +5 | +5 | +5 | +7.5 | 63.9% microdrill + 32%Triangular needle+ 4.1% laser |