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Single measure of resting systolic blood pressure collected from the upper arm in a clinic visit closest to the sleep test. Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: Source: :bp_systolic:

Resting systolic blood pressure collected from the upper arm. Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: :v8lbpsys: at Visit 8

Average resting systolic blood pressure of two measurements collected in the morning from the upper arm. 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: :bp1a_am: :bp2a_am:

Average resting systolic blood pressure of two measurements (2nd and 3rd readings) collected from the upper arm in a single clinic visit. Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: :systolic: at Baseline

Average resting systolic blood pressure of two measurements collected from the upper arm in a single clinic visit. Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: :bpbpsysm: at Visit 1

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: :avgseatedsystolic: at Baseline

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: :bp41:

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: :sysmean: at Baseline

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

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

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 two closest measurements.Harmonized by the NSRR team to align with TOPMed and BioDataCatalyst standards. Source: :sbp_mean:

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: :sbp: at Visit 5

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:

The NSRR team extracted values from the MEASUREMENT.CSV file and kept the value closest to the time of the sleep study. Reference: :bp_offset:

Systolic blood pressure (BP) > 170 (and not on blood pressure (BP) meds)?

Systolic blood pressure (BP) > 200 (and not on blood pressure (BP) meds)?

Background The Apnea Positive Pressure Long-term Efficacy Study (APPLES) was ...

Seated systolic blood pressure (BP)- third reading

Seated systolic blood pressure (BP)- first reading

Seated systolic blood pressure (BP)- second reading

Seated Blood Pressure (BP): c. Third reading: systolic

Seated Blood Pressure (BP): a. First reading: systolic

Seated Blood Pressure (BP): b. Second reading: systolic

First readings: Record in order shown (If reading for one leg not available, code as "n__".) e. Left leg posterior tibial systolic blood pressure (BP):

First readings: Record in order shown (If reading for one leg not available, code as "n__".) d. Right leg posterior tibial systolic blood pressure (BP):