Huijun Ma, Xuefeng Li, Chengliang Ma, Da Teng
What are the important factors influencing the physical activity level of junior high school students: a cross-sectional survey
Frontiers in public health
frisby stereotest tno test stereoscopic vision popular clinical tests assessing stereoacuity however reference data schoolage children frisby stereotest limited study compared stereoacuity results tests large sample typically developing schoolage children primary elementary school grades 16 postprimary high school grades 711 students aged 616 years recruited assessed schools stereoacuity thresholds measured using frisby tno stereotests children ocular pathology anisometropia 100 interocular difference visual acuity 02 logmar strabismus excluded total 212 children recruited data 186 subjects analyzed median frisby stereoacuity scores crossed disparity 20 arcsec primary 10 arcsec postprimary children uncrossed disparity 25 arcsec primary 10 arcsec postprimary tno stereoacuity 60 arcsec age groups frisby stereoacuity scores 85 arcsec crossed 170 arcsec uncrossed better achieved 95 primary school children scores 85 arcsec crossed uncrossed better achieved 95 postprimary subjects statistically significant difference median stereoacuity scores noted across age groups frisby stereotest crossed z 467 p 00001 uncrossed z 467 p 00001 statistically significant difference stereoacuity scores noted tno stereotest z 135 p 018 significant weak correlation found frisby tno stereotests frisby crossed r 021 p 0005 data describe normative values frisby stereotest children aged 616 years participants recorded significantly better stereoacuity scores frisby stereotest tno stereotest frisby stereotest values weakly correlated tno stereoacuity test