Joshua Salomon and colleagues' study (Dec 15, p 2144)1 represents a monumental effort of gathering data, and provides unparalleled information on progress of life expectancy worldwide. However, life expectancy at birth for Seychelles is reported to have decreased from 62-0 years to 6l-3 years for men, and from 72-4 years to 71-8 years for women between 1990 and 2010 (table 2 and figure 3): this is inaccurate.
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