Knowledge Tree
Relations (1)
cross_type 2.81 — strongly supporting 6 facts
London is identified as a comparative location in studies examining the impact of sleep quality on verbal memory performance, as evidenced by the moderation analysis comparing it to Tokyo {fact:1, fact:2, fact:6}. The relationship between sleep quality and verbal memory in London is specifically measured using the Rey Auditory Verbal Learning Test (RAVLT) {fact:4, fact:5}.
Facts (6)
Sources
Investigating the impact of sleep quality on cognitive functions ... frontiersin.org 6 facts
claimThe negative impact of poor sleep quality on verbal learning and memory is more pronounced among university students in Tokyo compared to those in London, indicating that cultural context moderates the relationship between sleep quality and cognitive performance.
measurementIn a moderation analysis of university students in Tokyo and London, the relationship between sleep quality (measured by PSQI) and RAVLT performance showed a standardized regression coefficient (β) of -0.35 (p < 0.001), indicating that poorer sleep quality is associated with lower verbal learning and memory scores across both cities.
measurementThe interaction between Pittsburgh Sleep Quality Index (PSQI) scores and city location significantly affects Rey Auditory Verbal Learning Test (RAVLT) performance (β = −0.20, p = 0.03), indicating the relationship between sleep quality and verbal memory differs between Tokyo and London.
claimThe relationship between sleep quality and verbal learning and memory is stronger in Tokyo university students than in London university students.
claimResearchers hypothesize that intense academic pressure and long study hours in Tokyo may exacerbate the negative effects of poor sleep on memory consolidation processes, leading to a more pronounced decline in verbal learning and memory performance compared to London.
measurementIn a moderation analysis of university students in Tokyo and London, the interaction between sleep quality (PSQI) and city on RAVLT performance showed a standardized regression coefficient (β) of -0.20 (p = 0.03), suggesting the relationship between sleep quality and verbal learning and memory is significantly different between the two cities.