Systolic blood pressure
Average resting systolic blood pressure of three measurements collected from the upper arm in a single clinic visit. 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: sbpa5 at Visit 1
millimeters of mercury
Visit Number vs Systolic blood pressure