Table 1.
Correlations in sleep measures and motor activity counts between day 1 and 2 in individual rats during total 24 h and separate 12 h of light and dark periods.
| Total 24 h | Light 12 h | Dark 12 h | |
|---|---|---|---|
| Total Sleep | 0.81 *** | 0.71 *** | 0.71 *** | 
| NREM | |||
| Time | 0.87 *** | 0.78 *** | 0.76 *** | 
| Episode Number | 0.58 ** | 0.54 * | 0.79 *** | 
| Episode Length | 0.68 *** | 0.66 *** | 0.71 *** | 
| REM | |||
| Time | 0.71 *** | 0.81 *** | 0.59 ** | 
| Episode Number | 0.57 * | 0.69 *** | 0.58 * | 
| Episode Length | 0.63 ** | 0.52 * | 0.34 | 
| Percentage | 0.85 *** | 0.86 *** | 0.72 *** | 
| Motor activity | 0.96 *** | 0.86 *** | 0.96 *** | 
Significance level of correlations:
p < 0.01
p < 0.001
p < 0.0001