How proper patient positioning affects blood pressure measurements For patients to receive the best care possible, physicians need accurate blood pressure measurements. "Blood pressure is arguably the most important vital sign because it has so many contributing aspects to it to chronic disease," said Dr. Thomas Schwieterman, Chief Medical Officer and Vice President of Clinical Affairs, Midmark Corporation in a recent podcast interview with Repertoire Publisher Scott Adams. Midmark commissioned a third-party study to examine how BP measurements affect care management for today's patient base.