| http://www.w3.org/ns/prov#value | - One study found that about one-third of the difference between white and African-American life expectancies in the United States was accounted for by income; another third was accounted for by personal risk factors such as obesity, blood pressure, alcohol intake, diabetes, cholesterol concentration, and smoking and the final third was due to unexplained factors.13 Another study found that much of
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