Prediction of 24-hour sodium excretion from spot urine samples in South African adults: a comparison of four equations.
Journal
Journal of human hypertension
ISSN: 1476-5527
Titre abrégé: J Hum Hypertens
Pays: England
ID NLM: 8811625
Informations de publication
Date de publication:
01 2020
01 2020
Historique:
received:
07
01
2019
accepted:
13
03
2019
revised:
22
02
2019
pubmed:
12
5
2019
medline:
29
5
2021
entrez:
12
5
2019
Statut:
ppublish
Résumé
Repeated 24-hour urine collection is considered to be the gold standard for assessing salt intake. This is often impractical in large-population studies, especially in low-middle-income countries. Equations to estimate 24-hour urinary salt excretion from a spot urine sample have been developed, but have not been widely validated in African populations. This study aimed to systematically assess the validity of four existing equations to predict 24-hour urinary sodium excretion (24UNa) from spot urine samples in a nationally representative sample of South Africans. Spot and 24-hour urine samples were collected in a subsample (n = 438) of participants from the World Health Organisation Study on global AGEing and adult health (SAGE) Wave 2 in South Africa in 2015. Measured 24UNa values were compared with predicted 24UNa values from the Kawasaki, Tanaka, INTERSALT and Mage equations using Bland-Altman plots. In this subsample (mean age 52.8 ± 16.4 years; body mass index 30.2 ± 8.2 kg/m
Identifiants
pubmed: 31076654
doi: 10.1038/s41371-019-0210-2
pii: 10.1038/s41371-019-0210-2
pmc: PMC6968953
doi:
Substances chimiques
Sodium Chloride, Dietary
0
Sodium
9NEZ333N27
Types de publication
Journal Article
Research Support, N.I.H., Extramural
Research Support, Non-U.S. Gov't
Langues
eng
Sous-ensembles de citation
IM
Pagination
24-33Subventions
Organisme : World Health Organization
ID : 001
Pays : International
Organisme : NIA NIH HHS
ID : R01 AG034479
Pays : United States
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