Figure 1.

Reproducibility of different test protocols for classifying subjects as salt sensitive or non‐salt‐sensitive with repeat testing. Top panel, test‐retest repeatability of different protocols for classifying subjects as salt sensitive (denoted by solid bars). Bottom panel, test‐retest repeatability for classifying subjects as non‐salt‐sensitive (denoted by open bars). The features of the preferred dietary protocol are summarized in Table and detailed in the supplement (Table S1). The features of the furosemide‐based inpatient acute protocol are described in references by Weinberger et al5, 6 and Strazullo et al.24