Systolic blood pressure
Average resting systolic blood pressure of six measurements (three measurements in the evening and three in the morning) collected from the upper arm in a single day. In cases where either of the measurements was missing, the average was calculated discarding the missing value.
Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: bpsys at Visit 3
millimeters of mercury
Visit vs Systolic blood pressure