Results 11 to 20 of about 2,435,054 (250)
Previous research cross-sectionally characterised eight morphological systolic blood pressure (SBP) active stand (AS) patterns using a clinical clustering approach at Wave 1 (W1) of the Irish Longitudinal Study on Ageing.
David Moloney +4 more
doaj +1 more source
Cross-study research initiatives to understand change across time are an increasingly prominent component of social and health sciences, yet they present considerable practical, analytical and conceptual challenges.
David Bann +12 more
doaj +1 more source
Longitudinal effects of social background on educational and occupational pathways within early and strong school tracking [PDF]
peer reviewedTransitions from education to work are subject to person-related factors and institutional opportunity structures. Life course research increasingly focuses on longitudinal effects of social background on educational and occupational ...
Bergman, Manfred Max +2 more
core +2 more sources
Background It is postulated that orthostatic hypotension (OH), a reduction in blood pressure (≥20/10 mm Hg) within 3 minutes of standing, may increase cognitive decline because of cerebral hypoperfusion.
Triona McNicholas +4 more
doaj +1 more source
An integrated and collaborative approach to developing and scripting questionnaires for longitudinal cohort studies and surveys: experience in Life Study [PDF]
Efficient development of questionnaires for longitudinal surveys and cohort studies as computer-assisted survey instruments usually entails close collaboration between scientific and fieldwork teams. We describe a system based on the use of a Structured
Elias, P +23 more
core +1 more source
Zurich Longitudinal Study 'From School to Middle Adulthood' [PDF]
The Zurich Longitudinal Study 'From School to Middle Adulthood' (ZLSE) is a longitudinal study which, to date, encompasses ten surveys from various projects.
Hättich, Achim +3 more
core +1 more source
Variation in Incentive Effects across Neighbourhoods
Small monetary incentives increase survey cooperation rates, however evidence suggests that the appeal of incentives may vary across sample subgroups.
Mark J Hanly +3 more
doaj +1 more source
In this study, the relationship between cardiovascular signal entropy and the risk of seven-year all-cause mortality was explored in a large sample of community-dwelling older adults from The Irish Longitudinal Study on Ageing (TILDA).
Silvin P. Knight +6 more
doaj +1 more source
A comparison of response rates in the English Longitudinal Study of Ageing and the Health and Retirement Study [PDF]
Survey response rates are an important measure of the quality of a survey; this is true for both longitudinal and cross-sectional surveys. However, the concept of a response rate in the context of a panel survey is more complex than is the case for a ...
Scholes, Shaun +3 more
core +1 more source
Handling attrition and non-response in longitudinal data [PDF]
oai:edrev.asu.edu:article/21Procedures for handling attrition and missing data in longitudinal studies are discussed. A multiple imputation (MI) strategy is developed that can be applied to complex multilevel data.
Goldstein, H, Goldstein, Harvey
core +1 more source

