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| Name | Class |
|---|---|
| Vital Strategies | OTHER |
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Determine the effects of environment and sound on initial and average triplicate screening blood pressure done according to clinical practice guidelines with an automated device.
Standardly obtained blood pressures obtained in a noisy, busy, public space will be higher than attended blood pressures obtained (1) in the same environment but with earplugs to minimize sound and (2) in a quiet, private space without surrounding activity.
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| Label | Type | Description | Intervention Names |
|---|---|---|---|
| Inside private quiet1, Inside public loud, Inside public quiet, Inside private quiet2 | Other | The order of noise/environment for participants randomized to this arm will be: Inside private quiet1, Inside public loud, Inside public quiet, Inside private quiet2 |
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| Inside public loud, inside private quiet1, Inside public quiet, Inside private quiet2 | Other | The order of noise/environment for participants randomized to this arm will be: Inside public loud, inside private quiet1, Inside public quiet, Inside private quiet2 |
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| Inside public loud, inside public quiet, inside private quiet1, inside private quiet 2 | Other | The order of noise/environment for participants randomized to this arm will be: Inside public loud, inside public quiet, inside private quiet1, inside private quiet 2 |
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| Inside public quiet, inside public loud, inside private quiet1, inside private quiet2 | Other | The order of noise/environment for participants randomized to this arm will be: Inside public quiet, inside public loud, inside private quiet1, inside private quiet2 |
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| Name | Type | Description | Arm Group Labels | Other Names |
|---|---|---|---|---|
| Level of noise and environment (public vs private) while taking blood pressure measurement | Other | Each participant will have 4 sets of 3 blood pressure measurements taken. The participants will be randomized to the order in which the level of noise in their environment changes and whether they are in a public or private setting prior to each set of measurements. |
| Measure | Description | Time Frame |
|---|---|---|
| Difference between first systolic BP and average of 3 systolic BPs from measurements (mmHg) | Absolute difference between first systolic BP and average of 3 systolic BPs from measurements (mmHg) obtained in:
| Time of reading up to 90 minutes |
| Difference between first diastolic BP and average of 3 diastolic BPs from measurements (mmHg) | Absolute difference between (1) 1st diastolic BP and (2) average of 3 diastolic BP from measurements (mmHg) obtained with:
| Time of reading up to 90 minutes |
| Systolic and Diastolic Differences in blood pressure measurement (mmHg) | Systolic and Diastolic Difference of differences between:
| Time of reading up to 90 minutes |
| Measure | Description | Time Frame |
|---|---|---|
| Difference in blood pressure measurement based on blood pressure level | To determine the difference in blood pressure measurements based on blood pressure level (SBP ≥130 mmHg vs. SBP <130 mmHg) | Time of reading up to 90 minutes |
| Difference in blood pressure measurement based on age |
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Inclusion Criteria:
Exclusion Criteria:
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| Name | Affiliation | Role |
|---|---|---|
| Tammy Brady, MD, PhD | Johns Hopkins University | Principal Investigator |
| Facility | Status | City | State | ZIP | Country | Contacts |
|---|---|---|---|---|---|---|
| Johns Hopkins University | Baltimore | Maryland | 21287 | United States |
| PubMed Identifier | Type | Citation | Retractions |
|---|---|---|---|
| 39869911 | Derived | Ishigami J, Liu H, Zhao D, Sabit A, Pathiravasan CH, Charleston J, Miller ER 3rd, Matsushita K, Appel LJ, Brady TM. Effects of Noise and Public Setting on Blood Pressure Readings : A Randomized Crossover Trial. Ann Intern Med. 2025 Feb;178(2):149-156. doi: 10.7326/ANNALS-24-00873. Epub 2025 Jan 28. |
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| ID | Term |
|---|---|
| D006973 | Hypertension |
| ID | Term |
|---|---|
| D014652 | Vascular Diseases |
| D002318 | Cardiovascular Diseases |
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| ID | Term |
|---|---|
| D004777 | Environment |
| ID | Term |
|---|---|
| D055669 | Ecological and Environmental Phenomena |
| D001686 | Biological Phenomena |
| D004778 | Environment and Public Health |
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| Inside public quiet, inside private quiet1, inside public loud, inside private quiet2 | Other | The order of noise/environment for participants randomized to this arm will be: Inside public quiet, inside private quiet1, inside public loud, inside private quiet2 |
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| Inside private quiet1, Inside public quiet, Inside public loud, inside private quiet2 | Other | The order of noise/environment for participants randomized to this arm will be: Inside private quiet1, Inside public quiet, Inside public loud, inside private quiet2 |
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To determine the blood pressure difference based on age (≥ 60 years vs. <60 years). |
| Time of measurement up to 90 minutes |
| Difference in blood pressure measurement based on regular healthcare visits | To determine the blood pressure difference based on regular healthcare visits (>1 year vs. ≤ 1 year) | Time of measurement up to 90 minutes |