Name
nsrr_bp_systolic
Label
Systolic blood pressure
Description

Average resting systolic blood pressure of two measurements collected from the upper arm in a single clinic visit. When more than two measurements were collected, the average was calculated using the second and third measurements. 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: systbp

Units
millimeters of mercury
Type
numeric
Sleep Heart Health Study (SHHS) Visit Number vs Systolic blood pressure
N Mean StdDev Median Min Max Unknown Total
Visit 1 5,691 127.4 ± 19.3 125.0 52.0 214.0 113 5,804
Interim Follow-up Visit - - - - - - - -
Visit 2 - - - - - - 4,311 4,311
CVD Outcomes - - - - - - - -