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Means and standard deviations for peak level of melatonin across the seasons as derived from the SPLINE analysis
| Season | |||||
|---|---|---|---|---|---|
| Winter | Spring | Summer | Autumn | ||
| Peak level of melatonin | Mean (pg/ml) | 9.44 | 6.48 | 5.97 | 6.13 |
| N = 15 | SD (pg/ml) | 4.82 | 3.60 | 3.22 | 3.19 |
