Table 2 Summary of significant methylation sites for each measure of sleep initiation
Sleep measure | Gene-Wide | GWAS-informed | ||
|---|---|---|---|---|
Genes | Gene sites | Genes | Gene sites | |
Bedtime (hh:mm) | ||||
Self-report | 0 | 0 | 0 | 0 |
Actigraphy | 0 | 0 | 0 | 0 |
Polysomnography | 991 | 1301 | 37 | 62 |
Sleep latency (min) | ||||
Self-report | 374 | 460 | 20 | 31 |
Actigraphy | 362 | 610 | 11 | 18 |
Polysomnography | 277 | 442 | 10 | 10 |
Sleep onset (hh:mm) | ||||
Self-report | 1 | 1 | 0 | 0 |
Actigraphy | 0 | 0 | 0 | 0 |
Polysomnography | 161 | 249 | 7 | 7 |