Results 21 to 30 of about 2,507,459 (296)

The effect of missing data and imputation on the detection of bias in cognitive testing using differential item functioning methods

BMC Medical Research Methodology, 2022
Background Item response theory (IRT) methods for addressing differential item functioning (DIF) can detect group differences in responses to individual items (e.g., bias).
E. Nichols, J. A. Deal, B. K. Swenor, A. G. Abraham, N. M. Armstrong, K. Bandeen-Roche, M. C. Carlson, M. Griswold, F. R. Lin, T. H. Mosley, P. Y. Ramulu, N. S. Reed, A. R. Sharrett, A. L. Gross   +13 more
doaj   +1 more source

Extinction Memory Is Impaired in Schizophrenia [PDF]

Biological Psychiatry, 2009
Schizophrenia is associated with abnormalities in emotional processing and social cognition, which might result from disruption of the underlying neural mechanism(s) governing emotional learning and memory. To investigate this possibility, we measured the acquisition and extinction of conditioned fear responses and delayed recall of extinction in ...
Daphne J, Holt, Kelimer, Lebron-Milad, Mohammed R, Milad, Scott L, Rauch, Roger K, Pitman, Scott P, Orr, Brittany S, Cassidy, Jared P, Walsh, Donald C, Goff   +8 more
openaire   +2 more sources

Dual task impairments in vascular dementia [PDF]

, 2010
Several studies have shown that people with Alzheimer's disease (AD) demonstrate difficulties in doing two things at once or 'dual-tasking' and that this dual task impairment is insensitive to normal ageing, chronic depression or prodromal conditions ...
Della Sala, Sergio, Sergio Della Sala, Foley, JA, Kate Inasaridze, Inasaridze, K., Logie, R. H., Robert H. Logie, Sala, SD, Foley, Jennifer, Inasaridze, K, Jennifer A. Foley, Logie, RH   +11 more
core   +1 more source

POOR COGNITIVE RESERVE STATUS AS PREDICTORS OF MEMORY IMPAIRMENT AMONG ELDERLY

Malang Neurology Journal, 2023
Background: Cognitive impairment in the elderly population is commonly associated with age-associated neurodegenerative processes in the brain. The integrity of the cognitive reserve status may be an important factor that can compensate this age ...
Herpan Syafii Harahap, Yanna Indrayana
doaj   +1 more source

MEMORY IMPAIRMENT IN REHABILITATION

Australian Journal of Physiotherapy, 1979
Memory impairment is a common problem in patients with physical disabilitiy of neurological origin. The important features of two types of memory and learning impairment, Amnesic Syndrome and Frontal Lobe Dysfunction, are briefly summarized. Emphasis is placed on the variability of signs and the possibility of new learning within these two classes of ...
openaire   +2 more sources

Dissociation of long-term verbal memory and fronto-executive impairment in first-episode psychosis [PDF]

, 2009
Background: Verbal memory is frequently and severely affected in schizophrenia and has been implicated as a mediator of poor clinical outcome. Whereas encoding deficits are well demonstrated, it is unclear whether retention is impaired.
Robbins, T. W., Barnes, T. R. E., T. R. E. Barnes, M. A. Ron, Franklin, C., T. W. Robbins, C. Franklin, E. M. Joyce, Ron, M. A., I. Harrison, Harrison, M., Joyce, E. M., Leeson, V. C., V. C. Leeson, M. Harrison, Harrison, I.   +15 more
core   +1 more source

Modeling Alzheimer’s disease with brain organoids: mechanisms, applications, and future directions

Frontiers in Cell and Developmental Biology
Human pluripotent stem cell-derived brain organoids have emerged as a transformative platform for modeling Alzheimer’s disease (AD), thus addressing long-standing translational obstacles posed by the disease’s complex etiology and interspecies ...
Qing Zhao, Qing Zhao, Songtao Li, Songtao Li, Yanxiu Ju, Yanxiu Ju, Xiangyi Kong, Xiangyi Kong, Xilin Liu, Xilin Liu   +9 more
doaj   +1 more source

Influence of sitting behaviors on sleep disturbance and memory impairment in breast cancer survivors

Cancer Medicine, 2020
Background The purpose was to prospectively examine the effects of sedentary behaviors on subjective memory impairment in breast cancer survivors (BCS) and the extent to which sleep disturbances mediated this pathway. Methods BCS (N = 380; Mage = 57.38 ± 
Diane K. Ehlers, Jason Fanning, Alexis Sunderlage, Joan Severson, Arthur F. Kramer, Edward McAuley   +5 more
doaj   +1 more source

Memory impairment in Cushing's disease [PDF]

Acta Neurologica Scandinavica, 2009
In the present study the cognitive performance of 25 patients with Cushing's disease (CD) was extensively evaluated in comparison with normal control subjects, matched one by one. The results indicate a selective impairment of memory functions: the number of patients showing a significantly impaired mnesic performance increases with age.
MAURI, MARCO, Sinforiani E, BONO, GIORGIO GIOVANNI, Vignati F, Berselli ME, Attanasio R, Nappi G.   +6 more
openaire   +3 more sources

MEMORY IMPAIRMENTS IN ADULTS WITH DYSLEXIA

The Official Journal of the Polish Neuropsychological Society, 2012
The aim of our study was to analyze the functioning of various aspects of memory in adults with developmental dys lexia, as compared to adults without developmental dyslexia. Our research involved a total of 180 adults, mostly students and university graduates from the Tri-City metropolitan region in north central Poland.
Marta Łockiewicz, Katarzyna Maria Bogdanowicz, Marta Bogdanowicz, Karol Karasiewicz, Maria Pąchalska   +4 more
openaire   +2 more sources