Background: Disease-specific Quality Of Life (QOL) measures are devised to assess the impact of a specific disease across a spectrum of important domains of life. The purpose of this study was to ...

PREDICT-PD, the largest cross-sectional Parkinson’s study in the UK, has migrated its participant-facing research operations to Mantal, strengthening its ability to collect high-quality data at scale.

This is a preview. Log in through your library . Abstract The choice among a longitudinal, mixed longitudinal, or cross-sectional design is often called for in educational and psychological research.

This paper discusses how cross-sectional and longitudinal models of budgeting are complementary but distinct. A number of concepts are appropriate to both, yet the substantive meaning of a concept may ...

Can learning another language help you stay younger for longer? Far beyond its cultural and social value, speaking multiple ...

Background Cancer survivors have an increased risk of heart failure, but this is balanced by the risk of death from other ...

The exponential growth of quality of life studies over the last three decades appears to be the cause of increased interest in rigorous evaluation of therapeutic interventions. General-health ...