scholarly journals Sleep duration, brain structure, and psychiatric and cognitive problems in children

Author(s):  
Wei Cheng ◽  
Edmund Rolls ◽  
Weikang Gong ◽  
Jingnan Du ◽  
Jie Zhang ◽  
...  
SLEEP ◽  
2014 ◽  
Vol 37 (7) ◽  
pp. 821-821 ◽  
Author(s):  
June C Lo ◽  
Kep Kee Loh ◽  
Hui Zheng ◽  
Sam K.Y. Sim ◽  
Michael W.L. Chee

Author(s):  
Jingnan Du ◽  
Edmund T. Rolls ◽  
Weikang Gong ◽  
Miao Cao ◽  
Deniz Vatansever ◽  
...  

SLEEP ◽  
2020 ◽  
Vol 43 (Supplement_1) ◽  
pp. A47-A48
Author(s):  
C C Wills ◽  
E A Rosenberg ◽  
M L Perlis ◽  
S Parthasarathy ◽  
S Chakravorty ◽  
...  

Abstract Introduction This study examines the relationship between sleep duration, sleep disturbance, and cognitive problems in a representative sample of the Israeli population. Methods 7,230 Israelis responded to an Israeli Bureau of Statistics population-based survey of households from the year 2017. All variables were self-reported. Outcome of interest was difficulty with memory/concentration (none, mild, or severe). Predictors included previous month sleep duration (<=5hrs, 6hrs, 7hrs [reference], 8hrs, or >=9hrs) and sleep disturbance (none [reference], mild [1/week], moderate [2–3/week], or severe [>3/week]). Covariates included age, sex, ethnic group, and financial status. Multinomial logistic regressions evaluated the relationships between variables, and post-hoc testing identified relationships within specific subgroups. Results 72.9% denied cognitive problems, 22.2% reported mild problems, and 4.9% severe problems. In adjusted analyses, Sleep <=5hrs and >=9hrs were associated with mild (RRR=1.39, p<0.0005), (RRR=1.46, p=0.004) and severe (RRR=2.75, p<0.0005), (RRR=3.24, p<0.0005) cognitive problems, respectively. Mild, moderate, and severe sleep difficulties were associated with mild cognitive problems (RRR=2.09, p<0.0005), (RRR=2.22, p<0.0005), (RRR=2.44, p<0.0005), and severe cognitive problems (RRR=1.77, p=0.001), (RRR=3.04, p<0.0005), (RRR=4.22, p<0.0005), respectively. There was an interaction between sleep duration and sleep difficulties (p<0.05). Among those denying sleep difficulties, only >=9hrs of sleep was associated with cognitive problems. Among those with mild, moderate, and severe sleep difficulties, both short and long sleep were associated with cognitive problems. Conclusion In an Israeli population sample, both sleep duration and quality were associated with cognitive problems. Among those with sleep difficulties, short and long sleep duration were associated with cognitive problems, but among those denying sleep difficulties, only long sleep was associated with cognitive problems. These results suggest that the impact of sleep loss on real-world cognition may also rely on the presence of poor sleep quality. Support Dr. Grandner is supported by R01MD011600


BMC Medicine ◽  
2020 ◽  
Vol 18 (1) ◽  
Author(s):  
Hui Wang ◽  
Edmund T. Rolls ◽  
Xiujuan Du ◽  
Jingnan Du ◽  
Dexin Yang ◽  
...  

2019 ◽  
Vol 42 ◽  
Author(s):  
Don Ross

AbstractUse of network models to identify causal structure typically blocks reduction across the sciences. Entanglement of mental processes with environmental and intentional relationships, as Borsboom et al. argue, makes reduction of psychology to neuroscience particularly implausible. However, in psychiatry, a mental disorder can involve no brain disorder at all, even when the former crucially depends on aspects of brain structure. Gambling addiction constitutes an example.


2019 ◽  
Vol 42 ◽  
Author(s):  
Charles R. Gallistel

Abstract Shannon's theory lays the foundation for understanding the flow of information from world into brain: There must be a set of possible messages. Brain structure determines what they are. Many messages convey quantitative facts (distances, directions, durations, etc.). It is impossible to consider how neural tissue processes these numbers without first considering how it encodes them.


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