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Mean WRT in cases with normal middle ear function at 31, 43, and 61 months of age. Only subjects with complete data at all three time points were included (n =340).
| Age (months) | 31 | 43 | 61 |
|---|---|---|---|
| WRT* | 28.5 (5.0) | 23.1 (3.6) | 23.2 (3.7) |
Word recognition threshold dB (A), standard deviation in brackets
