By Elise Viebeck - 08/29/12 09:07 PM EDT
The research was sponsored by the Commonwealth Fund, a nonprofit research foundation.
Davis went on to praise the Affordable Care Act for "beginning to close the gaps in access to care" in the United States.
Overall, the potentially preventable death rate for U.S. men under age 65 was 69 per 100,000 compared with 53 in the United Kingdom, 50 in Germany and 37 in France by 2007.
Figures tended to be lower for women, though the United States still came in last: by 2007, there were 56 per 100,000 potentially preventable deaths among women in the United States compared with 46 in the United Kingdom, 40 in Germany and 34 in France.
Authors of the study also used their conclusions to back universal healthcare for the United States.
"These findings strengthen the case for reforms that will enable all Americans to receive timely and effective healthcare,” said Ellen Nolte, director of Health and Healthcare at RAND Europe and a lead author of the study.