Table 2 Comparison between pre-injection and post-injection results of voice analysis after IL by local anesthesia (n = 18)
From: Outcomes versus complications in patients undergoing different modalities of injection laryngoplasty
Parameter | GRBAS | Voice evaluation | Acoustic analysis | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
G | R | B | A | S | VHI | Glottal gap size | Jitter% | shimmer (db) | N/HR | MPT | |
Pre-injection scores (mean ± SD) | 2.74 ± 0.42 | 2.11 ± 0.52 | 1.66 ± 1.02 | 0.611 ± 0.86 | 0.94 ± 1.02 | 60.42 ± 11.02 | -No gap -2 Small gap -15 Moderate -1 Large gap | 6.44 ± 3.02 | 1.28 ± 0.72 | 0.210 ± 0.08 | 5.28 ± 0.48 |
1 week post injection scores (mean ± SD) | 1.52 ± 0.48 | 1.64 ± 0.34 | 0.68 ± 0.58 | 0.28 ± 0.56 | 0.44 ± .0.64 | 40.02 ± 8.06 | -No gap -12 Small gap -6 Moderate -0 Large gap | 3.428 ± 2.88 | 0.764 ± 0.44 | 0.157 ± 0.04 | 7.26 ± 0.62 |
1 month post injection scores (mean ± SD) | 0.98 ± 0.48 | 0.54 ± 0.58 | 0.28 ± 0.62 | 0.166 ± 0.34 | 0.22 ± 0.40 | 28.06 ± 6.14 | - 4 No gap -12 Small gap -2 Moderate -0 Large gap | 1.87 ± 1.62 | 0.39 ± 0.04 | 0.111 ± 0.03 | 8.68 ± 0.82 |
P value | P1, P2, P3 < 0.05 | P1, P2, P3 < 0.05 | P1, P2, P3 < 0.05 | ||||||||