Heart rate variability (HRV) is a known risk factor for mortality in both healthy and patient populations. There are currently no normative data for short-term measures of HRV. A thorough review of ...

A set of normal values of three-dimensional echocardiographic right ventricular volume and function was first established in a large Chinese population, which was significantly smaller than those ...

Laboratory testing supports most clinical decision-making; however, the concept of a fixed “normal” value is theoretical. Studies have suggested that approximately 7 out of 10 clinical decisions rely ...

NEUCHATEL, Switzerland--(BUSINESS WIRE)--Masimo (NASDAQ: MASI) announced today the findings of a study, recently published in Anaesthesia and Intensive Care, in which researchers at Austin Hospital in ...

Background: There is an uncertainty and paucity of data regarding normal levels of disaccharidase activities (DA) in infants. Aim: To establish normal values for DA in infants. To determine the ...

A urine protein-creatinine ratio (UPCR) test looks for high levels of protein in your urine, which can happen in kidney disease. Results that are higher than average may be a sign of a kidney-related ...

Men with a PSA level above the median for their age group are at higher risk for prostate cancer. The concept of what is "normal" enters into nearly every aspect of clinical decision making. For ...