Table 4 The repeated measures analysis of variance results for change in dim light melatonin onset
From: Can tryptophan supplement intake at breakfast enhance melatonin secretion at night?
|  | p value | F value(df) | Partial η 2 value |
|---|---|---|---|
Main effect of TRP | .880 | 0.03 (1, 7) | .004 |
Main effect of light | <.001 | 42.03 (1, 7) | .857 |
Interaction between TRP and light | .115 | 3.23 (1, 7) | .316 |