Table 4. Ipsilateral/contralateral ratio of N100m.
ISSNHL patient | ||||||||||||||||||||||||
Control | Initial | 1 m | ||||||||||||||||||||||
Left | Right | Healthy | Affected | Healthy | Affected | |||||||||||||||||||
I/Ca | I/Cl | I/Cas | I/Cls | I/Ca | I/Cl | I/Cas | I/Cls | I/Ca | I/Cl | I/Cas | I/Cls | I/Ca | I/Cl | I/Cas | I/Cls | I/Ca | I/Cl | I/Cas | I/Cls | I/Ca | I/Cl | I/Cas | I/Cls | |
1 | 0.46 | 1.21 | 0.92 | 1.14 | 1.60 | 1.04 | 0.80 | 1.10 | 1.08 | 1.11 | 0.91 | 1.04 | 0.46 | 1.13 | 0.55 | 1.21 | 0.84 | 1.09 | 1.24 | 1.07 | 1.49 | 1.09 | 1.01 | 1.11 |
2 | 0.86 | 0.97 | 0.50 | 0.89 | 0.86 | 1.04 | 1.47 | 1.13 | 3.17 | 1.00 | 1.75 | 0.69 | 0.31 | 1.08 | 0.56 | 1.58 | 2.87 | 1.06 | 0.96 | 1.07 | 0.40 | 0.91 | 1.19 | 0.90 |
3 | 0.42 | 1.24 | 0.48 | 1.14 | 0.70 | 0.98 | 0.62 | 1.07 | 2.64 | 0.94 | 0.83 | 1.11 | 0.30 | 0.94 | 0.96 | 0.80 | 1.72 | 1.00 | 0.84 | 0.95 | 0.43 | 1.00 | 0.88 | 1.05 |
4 | 0.33 | 1.27 | 0.75 | 1.16 | 0.94 | 0.97 | 0.41 | 1.06 | 0.57 | 1.27 | 2.26 | 0.76 | 0.90 | 0.91 | 0.23 | 1.53 | 0.80 | 1.17 | 1.11 | 0.98 | 1.13 | 1.00 | 0.82 | 1.19 |
5 | 0.39 | 1.19 | 0.41 | 1.07 | 0.68 | 1.09 | 0.65 | 1.21 | 1.36 | 0.88 | 1.07 | 1.03 | 0.89 | 1.00 | 1.13 | 0.86 | 0.76 | 1.09 | 0.95 | 0.98 | 0.98 | 1.10 | 0.78 | 1.22 |
6 | 0.77 | 1.14 | 0.94 | 1.12 | 0.83 | 1.08 | 0.68 | 1.09 | 0.68 | 1.17 | 1.07 | 0.86 | 0.43 | 1.22 | 0.27 | 1.67 | 0.80 | 1.05 | 1.74 | 0.81 | 0.85 | 1.25 | 0.39 | 1.62 |
7 | 0.22 | 1.38 | 0.35 | 1.31 | 0.74 | 1.22 | 0.46 | 1.28 | 2.42 | 1.05 | 1.04 | 0.82 | 0.42 | 1.02 | 0.98 | 1.30 | 2.01 | 1.04 | 1.08 | 0.99 | 0.28 | 1.00 | 0.52 | 1.05 |
8 | 1.08 | 1.31 | 0.64 | 1.15 | 0.35 | 1.00 | 0.59 | 1.14 | 1.10 | 1.22 | 0.58 | 0.91 | 0.33 | 1.01 | 0.63 | 1.36 | 0.85 | 1.05 | 0.49 | 0.94 | 0.91 | 0.94 | 1.56 | 1.04 |
9 | 1.07 | 0.91 | 0.79 | 1.07 | 0.57 | 1.17 | 0.78 | 0.98 | 1.18 | 1.19 | 1.83 | 0.75 | 0.71 | 1.04 | 0.46 | 1.66 | 0.76 | 1.65 | 1.82 | 1.42 | 2.82 | 1.28 | 1.18 | 1.50 |
10 | 0.42 | 1.10 | 0.48 | 0.82 | 0.70 | 1.05 | 0.62 | 1.41 | 1.01 | 1.41 | 1.52 | 0.75 | 1.01 | 0.86 | 0.67 | 1.60 | 0.47 | 1.05 | 1.06 | 1.12 | 0.89 | 1.39 | 0.39 | 1.30 |
11 | 1.49 | 1.05 | 0.85 | 1.29 | 0.92 | 1.20 | 1.62 | 0.97 | 1.15 | 1.16 | 0.76 | 0.99 | 0.69 | 0.99 | 1.05 | 1.15 | 0.66 | 1.00 | 0.56 | 0.88 | 0.85 | 1.00 | 1.01 | 1.13 |
12 | 0.86 | 1.45 | 0.72 | 1.02 | 1.25 | 0.82 | 1.49 | 1.17 | 1.06 | 1.10 | 0.79 | 0.94 | 0.45 | 1.11 | 0.61 | 1.30 | 0.84 | 1.18 | 1.41 | 1.06 | 0.74 | 0.98 | 0.44 | 1.09 |
13 | 0.53 | 1.10 | 0.66 | 1.14 | 0.70 | 1.24 | 0.56 | 1.19 | 1.18 | 1.15 | 1.62 | 1.15 | 0.49 | 1.44 | 0.36 | 1.44 | 1.03 | 1.20 | 0.49 | 1.09 | 0.34 | 1.11 | 0.71 | 1.22 |
14 | 0.59 | 1.09 | 0.56 | 1.32 | 0.82 | 1.25 | 0.87 | 1.03 | 1.18 | 1.00 | 0.85 | 1.10 | 0.40 | 1.22 | 0.56 | 1.11 | 1.19 | 1.00 | 1.74 | 0.85 | 0.86 | 1.10 | 0.59 | 1.29 |
15 | 0.50 | 1.16 | 0.71 | 1.09 | 1.10 | 1.09 | 0.78 | 1.16 | 1.04 | 1.09 | 0.86 | 1.08 | 0.37 | 1.18 | 0.45 | 1.19 | 3.13 | 1.10 | 1.88 | 1.10 | 0.52 | 1.20 | 0.86 | 1.20 |
16 | 0.47 | 1.19 | 0.65 | 1.09 | 1.09 | 1.09 | 0.78 | 1.19 | 1.01 | 1.09 | 0.86 | 1.07 | 0.54 | 1.35 | 0.63 | 1.38 | 0.88 | 1.08 | 0.80 | 1.01 | 0.67 | 0.97 | 0.74 | 1.04 |
17 | 0.54 | 1.42 | 0.31 | 1.29 | 0.55 | 1.47 | 0.98 | 1.62 | 1.81 | 1.02 | 0.72 | 1.20 | 0.46 | 1.52 | 1.16 | 1.30 | 0.64 | 1.00 | 0.95 | 1.19 | 0.75 | 1.29 | 0.51 | 1.08 |
18 | 0.96 | 1.08 | 0.83 | 1.08 | 0.90 | 1.08 | 1.04 | 1.08 | 1.49 | 0.91 | 4.01 | 0.57 | 1.11 | 0.87 | 0.41 | 1.39 | 1.15 | 0.98 | 3.14 | 0.74 | 1.26 | 1.13 | 0.46 | 1.51 |
19 | 0.94 | 1.07 | 0.57 | 1.07 | 0.74 | 1.16 | 1.22 | 1.16 | 1.23 | 0.92 | 0.66 | 1.13 | 0.44 | 1.33 | 0.83 | 1.08 | 1.09 | 0.92 | 0.77 | 1.10 | 0.82 | 1.30 | 1.17 | 1.08 |
20 | 0.62 | 1.18 | 0.84 | 1.18 | 0.97 | 1.11 | 0.72 | 1.11 | 1.01 | 1.10 | 0.38 | 1.07 | 0.45 | 1.26 | 1.19 | 1.30 | 0.65 | 1.09 | 0.65 | 1.20 | 0.39 | 1.30 | 0.39 | 1.18 |
21 | 0.38 | 1.10 | 0.43 | 1.17 | 0.65 | 1.27 | 0.43 | 1.17 | 0.53 | 1.11 | 0.48 | 1.02 | 0.88 | 1.19 | 0.99 | 1.29 | 0.92 | 1.04 | 0.86 | 0.98 | 0.42 | 1.27 | 0.45 | 1.35 |
m | 0.66 | 1.17 | 0.64 | 1.12 | 0.84 | 1.11 | 0.84 | 1.16 | 1.33 | 1.09 | 1.18 | 0.95 | 0.57 | 1.13 | 0.70 | 1.31 | 1.14 | 1.09 | 1.17 | 1.02 | 0.85 | 1.12 | 0.76 | 1.20 |
SD | 0.32 | 0.14 | 0.19 | 0.13 | 0.27 | 0.14 | 0.35 | 0.14 | 0.67 | 0.13 | 0.81 | 0.17 | 0.25 | 0.18 | 0.30 | 0.23 | 0.71 | 0.15 | 0.62 | 0.15 | 0.55 | 0.14 | 0.33 | 0.18 |
p | 0.88 | 0.88 | 0.046† | 0.027† | 0.15 | 0.51 | 0.61 | 0.02† | 0.79 | 0.72 | 0.45 | 0.30 | 0.55 | 0.90 | 0.90 | 0.82 |
Threshold for statistical significance using Kruskal-Wallis test was set at P<0.05. Left, left-ear stimulation; Right, right-ear stimulation; Healthy, healthy-ear stimulation; Affected, affected-ear stimulation; Initial, initial MEG exam; 1 m, 1 month after initial exam (fixed stage); I/Ca, ipsilateral/contralateral ratio of N100m dipole moment amplitude in different hemispheres to monaural stimulation; I/Cl, ipsilateral/contralateral ratio of N100m dipole moment latency in different hemispheres to monaural stimulation; I/Cas, ipsilateral/contralateral ratio of N100m dipole moment amplitude in same hemisphere to stimulus at two ears; I/Cls, ipsilateral/contralateral ratio of N100m dipole moment latency in same hemisphere to stimulus at two ears; m, mean; sd, standard deviation; P, significance of difference in I/C among prognostic subgroups (i.e., complete, partial, and no recovery); †, significant difference.