From: Urinary sodium-to-potassium ratio associates with hypertension and current disease activity in patients with rheumatoid arthritis: a cross-sectional study
Variables
OR
95% CI
P value
Age (1 year)
1.09
1.08–1.13
<  0.001
Urinary Na/K ratio (1)
1.34
1.13–1.57
Sex (male = 1, female = 0)
1.56
0.70–3.47
0.27
Current smoking (+)
0.71
0.20–2.48
0.59