Kenneth R Allison, Karen Vu-Nguyen, Bessie Ng, Nour Schoueri-Mychasiw, John J M Dwyer, Heather Manson, Erin Hobin, Steve Manske, Jennifer Robertson
Evaluation of Daily Physical Activity (DPA) policy implementation in Ontario: surveys of elementary school administrators and teachers
BMC public health
examined whether children diagnosed schizophrenia adulthood could distinguished peers performance elementary school used casecontrol study design nested within populationbased birth cohort individuals born helsinki finland january 1 1951 december 31 1960 case ascertainment 3 national health care registers elementary school records obtained 400 children diagnosed schizophrenia adulthood 408 controls results analyzed 4 years schooling ages 711 years common pupils school subjects entered principal components analysis produced 3 factors academic nonacademic behavioral factors compared cases controls adjusting sex social group eligibility high school progression high school investigated among cases controls cases performed significantly worse controls nonacademic factor loaded sports handicrafts differences groups academic behavioral factors significant clinical correlates factor scores cases significantly less likely controls progress high school despite similar eligibility poor performance sports handicrafts elementary school may indicate motor coordination deficit appears risk factor later schizophrenia poor academic performance elementary school risk factor schizophrenia study lack expected progression high school among cases despite good academic grades provides evidence deteriorating premorbid functional adjustment schizophrenia