Table 1

Variable	Category	PA patients (n=31)
Age (years)	--	49.77 ± 9.85 (range 31 - 73)
Sex (M/F)	M	10 (32.26%)
Sex (M/F)	F	21 (67.74%)
Serum potassium (mEq/L)	--	3.71 ± 0.74
PAC recumbent (ng/dL)	--	27.30 ± 17.45
PAC upright (ng/dL)	--	45.29 ± 26.07
PRA recumbent (ng/mL/h)	--	0.27 ± 0.17
PRA upright (ng/mL/h)	--	0.41 ± 0.38
ARR recumbent (ng/dL)	--	118.75 ± 91.17
ARR upright (ng/dL)	--	164.86 ± 125.13
PAC after saline (ng/dL)	--	12.91 ± 7.25

Table 1: Demographic and biochemical characteristics of patients with primary aldosteronism. Data were reported as means ± SD or frequencies and percentages for continuous and categorical variables, respectively. PA, primary aldosteronism; PAC, plasma aldosterone concentration; PRA, plasma renin activity; ARR, aldosterone/renin ratio.