Six random specimens of daytime casual urine on different days are sufficient to estimate daily sodium/potassium ratio in comparison to 7-day 24-h urine collections

• Published in: Hypertension research Vol. 37; no. 8; pp. 765 - 771
• Main Authors: Iwahori, Toshiyuki, Ueshima, Hirotsugu, Miyagawa, Naoko, Ohgami, Naoto, Yamashita, Hideyuki, Ohkubo, Takayoshi, Murakami, Yoshitaka, Shiga, Toshikazu, Miura, Katsuyuki
• Format: Journal Article
• Language: English
• Published: England 01.08.2014
• Subjects: Adult; Female; Humans; Male; Middle Aged; Potassium - urine; Reference Standards; Reproducibility of Results; Sodium - urine; Urine Specimen Collection - methods

The objective of this study was to determine the optimal number and type of casual (spot) urine specimens required to estimate an individual's urinary sodium/potassium (Na/K) ratio. A total of 48 participants, 25 men and 23 women, aged between 25 and 59 years, was recruited from healthy volunte...