Sam Clifford, Mandana Mazaheri, Farhad Salimi, Wafaa Nabil Ezz, Bijan Yeganeh, Samantha Low-Choy, Katy Walker, Kerrie Mengersen, Guy B Marks, Lidia Morawska
Effects of exposure to ambient ultrafine particles on respiratory health and systemic inflammation in children
Environment international
aimed establish objective quantitative data fine motor development typically developing children using magnetic sensors study included 110 japanese elementary school children volunteers 57 boys 53 girls participants instructed tap thumbs index fingers together repetitively 10 attaching coils participants right left thumbs index fingers participants executed inphase antiphase tapping used twoway analysis variance analyze influences age sex fine motor development number taps significantly increased age standard deviation sd tapping interval significantly decreased half acceleration parameters significantly increased age boys performed significantly faster girls parameters velocity acceleration girls significantly lower sd local maximum velocity opening motion sd local minimum velocity closing motion established objective quantitative reference data fine motor development typically developing japanese children aged 7 12 years using magnetic sensors revealed system monitor realtime details parameters involved fingertapping movement children without complications device could useful obtaining objective quantitative data fine motor skills clinical assessment developmental coordination disorder assessments educational intervention rehabilitation discovery new therapeutic agents