Oral Fludrocortisone Test for Salt-Sensitive Screening in Hypertensive Patients: A Randomized Crossover Trial

Table 3

Laboratory data during the fludrocortisone phase. D1 Fludro, D4 Fludro, D7 Fludro = 1st, 4th, and 7th days of fludrocortisone, respectively. Data expressed as median and interquartile range (25th and 75th percentiles), compared by Friedman test followed by Dunn’s test. p<0.05 vs. D1 Fludro.

	D1 Fludro			D4 Fludro			D7 Fludro
Parameter	Median	25	75	Median	25	75	Median	25	75
Aldosterone (ng/dL)	8.6	7.4	12.5	4.9	2.5	7.1	3.6	2.6	6.7
Renin (uUI/mL)	6.5	3.6	15.6	3.3	2.0	6.0	3.0	1.6	6.0