Table 1.
Baseline data in 176 study subjects of blood pressure measurmenets with both Korotkoff method (K-BP), Strain gauge method (SG-BP) and Ambulatory Blood Pressure Monitoring, as well as of vascular risk factors and vascular markers at age 68 and 81 years
| Baseline data | Mean (SD) |
|---|---|
| At age 68: | |
| K-BP systolic, mmHg | 151.9 (20.7) |
| K-BP diastolic | 97.9 (10.2) |
| SG-BP systolic | 147.0 (18.5) |
| Alcohol consumption (g/week) | 83.3 (113.6) |
| Body Mass Index | 24.9 (2.9) |
| B-glucose | 4.99 (.079) |
| P-Cholesterol | 5.98 (.092) |
| ABI (ankle-brachial pressure index), right | 1.04 (.14) |
| ABI, left | 1.04 (.16) |
| At age 81: | |
| K-BP systolic, mmHg | 143.6 (15.1) |
| K-BP diastolic | 82.3 (6.2) |
| SG-BP systolic | 160.1 (23.9) |
| Carotid stenosis, right (%; median) | 35.0 (0-75) |
| Carotid stenosis, left (%; median) | 35.0 (0-90) |
| ABI, right | .097 (.19) |
| ABI, left | .095 (.20) |
| Ambulatory Blood Pressure1 | |
| 24-h SBP, mmHg | 128.8 (11.7) |
| 24-h DBP | 73.5 (10.1) |
| Daytime SBP | 131.1 (12.0) |
| Daytime SD-SBP (mean standard deviation SBP) | 13.1 (3.05) |
| Daytime DBP | 75.5 (10.4) |
| Daytime SD-DBP | 10.1 (2.9) |
| Nighttime SBP | 120.1 (10.1) |
| Nighttime SD-SBP | 11.7 (4.2) |
| Nighttime DBP | 67.6 (10.9) |
| Nighttime SD-DBP | 9.5 (3.4) |
| Pulse pressure day, mmHg | 55.6 (8.2) |
| Pulse pressure night | 53.4 (8.1) |
1 Valid for 104 subjects