Study finds new cardiovascular predictor of mortality in old
The research team went a step further by dividing participants into groups based on their speed of heart rate recovery. Those in the slowest heart rate recovery group were 7 times more likely to die over the four year period compared with those in the fastest heart rate group. They remained 2.3 times more likely to die even when the researchers took account of other known risk factors for mortality and for heart rate such as age, diabetes, lung disease, socio-economic status, smoking, dietary factors, and body mass index....