作者: Kenichiro Yasutake , Mikako Nagafuchi , Ryoji Izu , Tomomi Kajiyama , Katsumi Imai
DOI: 10.1111/JCH.12966
关键词:
摘要: In this study, the authors measured sodium and potassium concentrations in spot urine samples of preschool children on multiple days, evaluated individual, daily, seasonal effects. A total 104 healthy aged 4 to 5 years were studied. Urine collected from first day after waking for three consecutive days (Monday-Wednesday) four times a year (spring, summer, autumn, winter). The estimated daily volume as 500 mL creatinine excretion 300 mg, used these calculate levels. Daily levels ratios highly variable. coefficient variant children's also high within between individuals. Sodium higher Monday (weekend intakes) than Tuesday. Season had no effect or levels, but ratio was summer winter. conclusion, urinary are comparatively those low students, with variability