Stefanie A Busgang, Syam S Andra, Paul Curtin, Elena Colicino, Matthew J Mazzella, Moira Bixby, Alison P Sanders, John D Meeker, Marissa Hauptman, Shirisha Yelamanchili, Wanda Phipatanakul, Chris Gennings
A cross-validation based approach for estimating specific gravity in elementary-school aged children using a nonlinear model
Environmental research
possible selves pss significant role adolescents development reason great importance adequate measures operationalize aim work present construction validation scale assess pss end high school multiple domains participants adolescents n 320 sexes female 513 highschools buenos aires city argentina age 149 sd 15 scale developed based literature review previous qualitative study expert judges assessment revealed good content validity scales structure studied exploratory factor analysis 5factor structure theoretical meaning found spearmans correlations current future selfperceptions show evidence convergent validity mannwhitney u test shows scale discriminate sex age scale shows adequate good internal consistency results show scale adequate psychometric properties assess pss argentine adolescents advantages scale relative existing measures pss discussed scale development allows us know adolescents think significant life transition end high school particularly important planning interventions focus motivation behavior regulation