Increases in these types of deaths among whites means that life expectancy for whites is not increasing as fast as it is for other groups, according to a government report that offers an unusual look at how different threats are affecting US lifespans.
"Things are moving in the wrong direction," said Anne Case, a Princeton University researcher, of what she calls "deaths of despair."
Drawing from death certificate data, the new report from the Centers for Disease Control and Prevention focuses on what happened to white life expectancy between 2000 and 2014.
Overall, white life expectancy still grew because other things were improving. Deaths from heart disease - the nation's No. 1 killer dropped significantly, and that alone added a year to white life expectancy. Nearly one more year was added because of falling death rates from cancer, stroke, and motor vehicle crashes, the researchers found.
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But then drugs and alcohol subtracted about 4 months from life expectancy, according to Kenneth Kochanek, a CDC statistician who was the report's lead author. No other cause of death had a bigger negative impact, he said.
Falls also whittled down white life expectancy gains, the researchers found. So did chronic liver disease, often the result of heavy alcohol consumption or injection drug use that spreads the liver-destroying hepatitis C virus.
Experts cite several possible reasons that drug overdose deaths and suicides are occurring far more often among middle-aged whites than other groups. They say whites have had an easier time getting access to the powerful painkillers that have been the root of the current drug overdose epidemic.