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Fixed effects values for sleep cycle.
| Heart rate variability variable | Sleep cycle |
|---|---|
| Mean NN | F(6,60.5) = 40.8, p < 0.001 |
| SDNN | F(6,56.3) = 3.7, p < 0.004 |
| rMSSD | F(6,59.5) = 3.9, p < 0.003 |
| LF | F(6,41.6) = 6.7, p < 0.001 |
| HF | F(6,58.0) = 3.2, p < 0.01 |
| LF:HF | F(6,55.6) = 9.5, p < 0.001 |
