intraindividual variability
Assessing Intraindividual Variability on Neuropsychological Assessments in African American Older Adults
... The current study’s final aim examined whether there was variability or consistency in MCI classification across testing occasions. This aim was explored because individuals who have been classified as MCI at one ...
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Intraindividual variability and falls in older adults
... = Intraindividual variability; Age was a covariate throughout all analyses and NART was an additional covariate in all cognitive analyses; cognitive data were converted to ...
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Influence of Cognitive Aging on Intraindividual Variability and Time of Day Effects in Verbal Fluency Performance
... MacDonald, Strauss, and Hultsch (2007) found significant age differences in consistency on all RT tasks given, and the largest effects were shown on the 1-back RT task, which places high demands on executive control ...
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A Systematic Review of Longitudinal Associations Between Reaction Time Intraindividual Variability and Age-Related Cognitive Decline or Impairment, Dementia, and Mortality.
... There is considerable empirical support for the suggestion that IIV reflects underlying neurobiological integrity (Hultsch, MacDonald, Hunter, Levy-Bencheton, & Strauss, 2000; Hultsch, Strauss, Hunter, & ...
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Daily Co-Occurrence of Affect and Intraindividual Variability in Daily Stress Processes in Young-Old and Old-Old Adults.
... item mood scales, each containing words describing different feelings and emotions (Watson et al.). Participants indicated to what extent they experienced each emotion during each of the eight consecutive days. Responses ...
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Some simple methods for estimating intraindividual variability in nonlinear random effects models
... Beal, S.L. and Sheiner, L.B. The NONMEM system. and Sheiner, L.B. Estimating population kinetics. and Sheiner, L.B. Heteroscedastic nonlinear regression. Transformation and Weighting in [r] ...
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Bioavailability study of dronabinol oral solution versus dronabinol capsules in healthy volunteers
... Consequently, intraindividual and interindividual variabilities are likely to have important implications for safety and efficacy with dronabinol products, as well as patient ...lower intraindividual ...
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Increased intraindividual reaction time variability in persons with neuropsychiatric manifestations of systemic lupus erythematosus.
... brain. Intraindividual variability, measured through trial-to-trial reaction time variation, has been proposed as a behavioural marker of CNS ...multiple variability metrics. Variability was ...
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Aerobic Fitness and Intraindividual Reaction Time Variability in Middle and Old Age.
... WP variability in mild dementia ...WP variability (operationalized as intermittently slower responses) in relation to age and fitness, and this used a proxy measure of aerobic fitness (a composite measure ...
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Variability of Graphomotor Task Performance in Adults with ADHD: A Kinematic Approach
... detect intraindividual variability of graphomotor ...reflected variability of graphomotor performance with sufficient sensitivity because variability within each individual writing trial was ...
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Intraindividual reaction time variability affects p300 amplitude rather than latency
... response variability for each individual, P300s were extracted for trials falling into either the second or fourth quartiles of the behavioral RT distribution and aggregated for subsequent ...in ...
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Effect of day-to-day variations in adrenal cortex hormone levels on abdominal symptoms
... daily intraindividual variability of adrenal hormones (at awakening, before bedtime, slope from awakening to bedtime [the value at awakening minus the value before bedtime]), the PSS4 score, and the sleep ...
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Spatial Organization of Five-Fold Morphology as a Source of Geometrical Constraint in Biology
... of variability using Voronoi ...of variability) is at ...of variability (ten) is given by radii ranges except 1 which is fixed at 1 (Figure 5); a) 1, b) 1-2, c) 1-3, d) 1-4, e) 1-5, f) 1-6, g) 1-7, ...
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Visit-to-visit HbA1c variability is inversely related to baroreflex sensitivity independently of HbA1c value in type 2 diabetes
... control variables such as 2-year mean HbA1c, baseline fasting plasma glucose, and baseline HbA1c level; heart rate; systolic blood pressure (SBP) and diastolic blood pressure (DBP); age; body mass index (BMI); lipid ...
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NSV 1907 a new eclipsing, nova like cataclysmic variable
... additional variability seen in CSS data in addition to the eclipses (short-term irregular variability, long-term variations) could be established, as well as the presence of a secondary min- imum which ...
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Temporal and technical variability of human gut metagenomes
... In our study we provide the to date largest metage- nomic data set of fecal samples collected over more than two years. We addressed the aspects of comparing tech- nical and temporal variability, finding that ...
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End to End Development Engineering
... The relationship program has end to end functionality. It is intended to link a PSM variant with the relevant NFR(s). The traditional mechanism in literature used to model variability is through a subclass ...
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Intraindividual Stepping Reaction Time Variability Predicts Falls in Older Adults With Mild Cognitive Impairment
... age. Variability has been theoretically linked to fluctuations in attentional or executive control (8- 10) and is thought to be a behavioral marker of neurobiological decline ...that variability measures ...
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Recent Tropical Expansion: Natural Variability or Forced Response?
... control variability in the models, we compare the trends from the forced en- semble members of the models with trends from an equivalent number of randomly sampled periods from the control runs of the same models ...
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Intraindividual changes of dipeptidyl peptidase IV in peripheral blood of patients with rheumatoid arthritis are associated with the disease activity
... Intraindividual changes of DPP-IV in blood plasma and in blood mononuclear cells parallel disease activity in RA To evaluate whether the changes in the blood plasma DPP-IV reflect disease activity in individual ...
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