One week of this is considered “chronic partial sleep deprivation.” According to the same report, each 24 hours of total ...

"We found that all forms of sleep loss — total sleep deprivation, partial sleep loss, and sleep fragmentation — resulted in ...

partial restriction or acute improvement in sleep for 1–3 nights) and complete (ie, sleep deprivation/loss) changes in sleep quality or quantity.

or a partial sleep deprivation night (PSD). For the NSN, the sleep duration was between 22:30 h and 06:00 h. For the PSD, the sleep duration was between 22:30 h and 03:00 h. Test sessions were ...

the first group only experienced partial sleep disruption, while the second group experienced total sleep deprivation and hypoxia (low blood oxygen levels). The partial sleep disruption group were ...