Cross-sectional analysis looks at data collected at a single point in time, rather than over a period of time. The analysis begins with the establishment of research goals and the definition of ...

Cross-sectional data suggest a strong association between low levels of physical activity and obesity. The EPIC-PANACEA (European Prospective Investigation into Cancer-Physical Activity, Nutrition ...

PURPOSETo compare the predictive ability of mapping algorithms derived using cross-sectional and longitudinal data.METHODSThis methodological assessment used data from a randomized controlled ...