1. Concomitant ingestion of alcohol [7] [10] , or sedating medications [7] . |
2. Concomitant sleep disorder such as OSA [7] [9] . |
3. History of parasomnia [7] . |
4. Hypnotic sedative ingestion at times other than habitual bedtime [7] . |
5. Hypnotic sedative ingestion when sleep deprived [7] . |
6. Poor management of pill bottles [7] . |
7. Dose dependent ZISI [4] [8] , SO [9] . |
8. Living alone [7] . |