| Season/Anatomical Part | M | s.e | 95% confidence interval | F | p | |
|---|---|---|---|---|---|---|
| Lower bound | Upper bound | |||||
| Spring | 57.5 | 40.15 | 0.0 | 155.87 | 0.026 | 0.994 |
| Summer | 50.5 | 34.64 | 0.0 | 135.37 | ||
| Autumn | 49.0 | 36.47 | 0.0 | 138.35 | ||
| Winter | 63.0 | 48.96 | 0.0 | 182.95 | ||
| External ear | 4.5 | 1.29 | 1.34 | 7.66 | 147.324 | 0.000 |
| Middle ear | 22.75 | 1.93 | 18.02 | 27.48 | ||
| Inner ear | 174.5 | 12.55 | 143.75 | 205.25 | ||
| the Other | 18.25 | 3.35 | 10.04 | 26.46 | ||