AI Article Synopsis

  • - The study analyzed sodium excretion levels in 4,931 young healthy Japanese women over a 20-year period (1995-2015) using spot urine samples collected at Nakamura Gakuen University.
  • - There were three time periods analyzed: 1995-2001, 2002-2007, and 2008-2015, with results showing significant decreases in sodium and potassium excretion levels as well as the sodium-to-potassium ratio in the later periods.
  • - Both sodium and potassium excretion levels, adjusted for body weight, and systolic blood pressure declined significantly over the years, indicating a shift in dietary intake or health practices in this demographic.

Article Abstract

The authors investigated interannual differences in the sodium excretion levels of young healthy Japanese women as estimated from spot urine analysis at Nakamura Gakuen University from 1995 to 2015. Participants included 4931 women aged 18 to 20 years who were classified into three time periods according to year of health check: first (1995-2001), second (2002-2007), and third (2008-2015). Estimated daily urinary sodium and potassium excretion levels and the sodium to potassium ratio were 120.6±31.9 mmol, 35.2±8.1 mmol, and 3.5±0.9, respectively. Adjusted for body weight, sodium excretion, and potassium excretion significantly decreased in the second and third period compared with the first period (P<.001). Systolic blood pressure also decreased in the same way between time periods (P<.001). Estimated urinary excretion levels of sodium and potassium in young Japanese women have decreased over the past 20 years independently of body weight.

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http://www.ncbi.nlm.nih.gov/pmc/articles/PMC8031159PMC
http://dx.doi.org/10.1111/jch.13025DOI Listing

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