James Law, Robert Rush, Tom King, Elizabeth Westrupp, Sheena Reilly
Early Home Activities and Oral Language Skills in Middle Childhood: A Quantile Analysis
Child development
measure healthrelated quality life hrqol elementary secondary school students rural china using simplified chinese version eq5dy samples students schoolbased cohort study county located southwestern china students selfcompleted eq5dy feasibility evaluated according percentages missing values known group validity assessed comparing frequency reporting eq5dy problems groups known differ health status total 1728 elementary students 2116 secondary students included analysis respective mean age 87 range 715 years 148 range 1118 years girls 451 501 respectively missing values samples quite low elementary students less likely problems onhaving pain discomfort feeling worried sad unhappy dimensions likely report problems dimensions related physical functioning gender difference hrqol detected secondary students terms usual activities pain discomfort feeling worried sad unhappy p 005 significant differences hrqol observed characteristics appears eq5dy feasible valid instrument schoolaged children adolescents rural china suffers similar disadvantages found general populations hrqol distributions measured eq5dy also provided