| ANOVA | Analysis of variance |
| CAR | Cortisol awakening response |
| CBT | Core body temperature |
| DPG | Distal proximal gradient |
| ipRGC | Intrinsically photosensitive retinal ganglion cell |
| IQR | Interquartile range |
| KSS | Karolinska Sleepiness Scale |
| PSG | Polysomnography |
| SCN | Suprachiasmatic nucleus |
| SWA | Slow wave activity |
| SWS | Slow wave sleep |
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