Associations of urinary sodium levels with overweight and central obesity in a population with a sodium intake

Autor: Juyeon Lee, Yunji Hwang, Kyoung-Nam Kim, Choonghyun Ahn, Ho Kyung Sung, Kwang-Pil Ko, Kook-Hwan Oh, Curie Ahn, Young Joo Park, Suhnggwon Kim, Young-Khi Lim, Sue K. Park
Jazyk: angličtina
Rok vydání: 2018
Předmět:
Zdroj: BMC Nutrition, Vol 4, Iss 1, Pp 1-14 (2018)
Druh dokumentu: article
ISSN: 2055-0928
DOI: 10.1186/s40795-018-0255-6
Popis: Abstract Background Previous studies have reported an association between dietary sodium intake and overweight/central obesity. However, dietary survey methods were prone to underestimate sodium intake. Therefore, this study investigated the associations of calculated 24-h urinary sodium excretion, an index of dietary sodium intake, with various obesity parameters including body mass index (BMI) and waist circumference (WC) in a population with a relatively high sodium intake. Methods A total of 16,250 adults (aged ≥19 years) and 1476 adolescents (aged 10-18 years), with available information on spot urine sodium levels and anthropometric measurements from the Korea National Health and Nutrition Examination Survey (KNHANES) were included in this study. We calculated 24-h urine sodium excretion levels from spot urine sodium levels using the Tanaka formula. Results In adults, those with high sodium excretion levels (≥ 3200 mg) showed increased odds of overweight and central obesity compared to those with low urinary sodium excretion level (
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