Dynamic associations of change in physical activity and change in cognitive function: coordinated analyses of four longitudinal studies.
J Aging Res
; 2012: 493598, 2012.
Article
em En
| MEDLINE
| ID: mdl-23029615
ABSTRACT
The present study used a coordinated analyses approach to examine the association of physical activity and cognitive change in four longitudinal studies. A series of multilevel growth models with physical activity included both as a fixed (between-person) and time-varying (within-person) predictor of four domains of cognitive function (reasoning, memory, fluency, and semantic knowledge) was used. Baseline physical activity predicted fluency, reasoning and memory in two studies. However, there was a consistent pattern of positive relationships between time-specific changes in physical activity and time-specific changes in cognition, controlling for expected linear trajectories over time, across all four studies. This pattern was most evident for the domains of reasoning and fluency.
Texto completo:
1
Coleções:
01-internacional
Base de dados:
MEDLINE
Tipo de estudo:
Observational_studies
/
Prognostic_studies
/
Risk_factors_studies
Idioma:
En
Revista:
J Aging Res
Ano de publicação:
2012
Tipo de documento:
Article
País de afiliação:
Suécia