Experiment 1: circadian variations | LD | r = 0.62 | r = −0.59 | r = −0.52 | r = 0.83 | r = −0.25 | r = 0.86 |
| | p = 0.0006 | p = 0.001 | p = 0.006 | p < 0.0001 | p = N.S. | p < 0.0001 |
| DD | r = 0.86 | r = −0.87 | r = −0.56 | r = 0.82 | r = 0.33 | r = 0.81 |
| | p = 0.0001 | p < 0.0001 | p = 0.05 | p = 0.005 | p = N.S. | p = 0.005 |
Experiment 2: methamphetamine | | r = 0.8 | r = −0.8 | r = −0.72 | r = −0.13 | r = −0.51 | r = 0.62 |
| | p = 0.0005 | p = 0.0005 | p = 0.004 | p = N.S. | p = N.S. | p = N.S. |
Experiment 3: sleep deprivation | Daytime | r = 0.97 | r = −0.97 | r = −0.88 | r = 0.96 | r = 0.54 | r = 0.88 |
| | p < 0.0001 | p < 0.0001 | p < 0.0001 | p < 0.0001 | p = 0.03 | p < 0.0001 |
| Nighttime | r = 0.43 | r = −0.45 | r = −0.24 | r = −0.32 | r = 0.39 | r = −0.17 |
| | p = N.S. | p = N.S. | p = N.S. | p = N.S. | p = N.S. | p = N.S. |