Overview
The purpose of this study is to collect data to develop and evaluate the use of state-of-the-art machine learning approaches within a mobile phone application for the estimation of blood pressure.
Description
Participants will simultaneously acquire blood pressure measurements through a cuff-based, automatic, over-the-counter blood pressure monitor on the upper arm, while recording an optical signal through the camera of a smartphone on the tip of the index of the opposite arm.
Eligibility
Inclusion Criteria:
- Be at least 18 years old (at least 19 years old in Alabama and Nebraska, at least 21 years old in Puerto Rico);
- Live in the United States of America
- Have an Android smartphone
- Have access to an arm-worn blood pressure monitor (cuff)
- Have access to the Google Play store to download the OptiBP study app on their phone
- Be comfortable communicating in written and spoken English
- Be willing and able to provide informed consent to participate in the study
Exclusion Criteria:
- Known contact dermatitis to nickel/chromium
- Lesion or deficiency on hand, preventing placing a finger on the smartphone camera
- Known dysrhythmia like bigeminy, trigeminy, isolated VPB, atrial fibrillation