correlational
Analysis v1
34
0
People who excrete more sodium in their urine tend to have more fluid outside their cells.
Scientific Claim
Higher 24-hour urinary sodium excretion is associated with increased extracellular water volume in adults without blood pressure-lowering medications.
Original Statement
“Extracellular water volume was higher in the highest versus lowest tertile of Na+ excretion.”
Evidence Quality Assessment
Claim Status
appropriately stated
Study Design Support
Design supports claim
Appropriate Language Strength
association
Can only show association/correlation
Assessment Explanation
The study is cross-sectional and observational, which can only establish association. The claim uses 'associated with' which is appropriate for this design.
Evidence from Studies
Supporting (1)
34
Contradicting (0)
0
No contradicting evidence found