Cross-sectional analysis is a research method that examines data at a single point in time, allowing researchers to identify patterns and relationships among variables. This approach is widely ...

Design Quantitative cross-sectional retrospective study of a consecutive ... This would require a criterion-based approach and further research would be required to define criteria which can be used ...

Cross sectional studies are used to determine prevalence ... reliable data are not available a prospective study will be required. The first step is the definition of the sample group. Each subject ...

Design A cross-sectional study conducted from September 2017 to March ... and <2.5th and >97.5th percentiles of the distribution among healthy participants (our study definition) were both used to ...