… research finds little evidence of change over time. This research generally compares
cross-sectional surveys conducted at different times. Declining response rates to representative …

… Five cross-sectional surveys administered over 20 years revealed a significant time trend in
the … The time trend remained significant after we controlled for risk factors in the multivariable …

… Design and setting Data were obtained from repeated cross-sectional national surveys for
… The study used data from a repeated survey of GPs’ working lives to investigate work trends …

… This study uses the Health Survey for England (HSE) 2005 to 2015, accessed via he UK …
The Health Survey for England is a nationally-representative annual cross-sectional survey of …

… study period in some European countries, including Germany. Another recent study by
Mackenbach et al 23 found a continuing trend … study contributes to the debate around time trends …

… This study examined time trends in the prevalence of key cardiovascular risk factors in relation
to measures of educational attainment between two countries on the same island.23 Over …

… surveys from 2012–2015 included an additional summer data collection between July and
September. The current study’s results, however, display a similar trend … the same time period …

… Time trend analysis was used to measure change in absolute and relative inequalities in …
55 years), using repeated cross-sectional data from the Health Survey for England 1994-2008. …

… in repeated prevalence studies. We reviewed published studies on recent secular trends in
… We limited the review to repeated cross sectional studies of asthma in children and young …

… a repeated cross-sectional study design to compare the COPD prevalences in Spain in 1997
and 2007. Both studies 10, 14 … Briefly, on the one hand IBERPOC was a population survey …