… One possible problem with spot urine samples is the potential for urine specimens to be …
in urine concentration, urinary sodium corrected by urinary creatinine or the specific gravity (SG), …

… Sodium intake was assessed using the urinary sodium excretion to urinary specific gravity
ratio (U-Na to U-SG ratio). … sodium excretion to urinary specific gravity ratio (U-Na to U-SG …

… ) and the sodium/specific gravity unit (SGU) ratios (r=… urine sodium excretion and the random
urine Na + /Cr ratio or the random urine Na + /SGU ratio to evaluate whether random urine …

… gravity (SG) and osmolality (Osm) were measured. The … We calculated the ratios of urinary
Na to other urinary parameters, … of urine samples were compared: the first-void morning urine …

… Sodium intake was assessed using the urinary sodium excretion to urinary specific gravity
ratio (U-Na to U-SG ratio… Results: The median U-Na to U-SG ratio was 133.27 mmol/L (…

… collect whole urine [17]. The Na/K ratio, which is calculated by dividing the urinary sodium
(Na… There was no difference in urinary K concentration and specific gravity between males and …

… sensitivities, specificities, likelihood ratios (LRs), … sodium retention.However, Neville et al32
recently demonstrated surprisingly high urinary sodium concentrations and fractional sodium …

… Urine sodium (UNa) is a measure of total body sodium in … Urine sodium to urine creatinine
ratio (UNa:UCr) may offer a more … This study compares UNa:UCr to UNa as a maker of sodium …

… gravity, the middle for nitrogen and the upper for sodium chlorid. Each is … gravity, which
are in inverse ratio ; the night urine, which is small in amount and shows a high specific gravity …

… Patients with a single baseline sodium concentration of ≥140 mmol/L and USG <1.010 have
a 26.3% incidence of AKI and a 57.9% incidence of hypernatremia over the ensuing 5 years…