Statement:
An average person in El Salvador drinks less alcohol than in Sao Tome and Principe

In the Alcohol average daily consumption rating El Salvador holds position #109 2016 out of 189 and Sao Tome and Principe is #41 out of 189 2016.
Position of El Salvador is better than position of Sao Tome and Principe.
Both countries holds average positions in the "Alcohol average daily consumption" rating. So Both sexes is an average for both El Salvador and Sao Tome and Principe, compared to most countries of the World.

Referencies:

  1. Alcohol average daily consumption 2016 by WHO
    The countries in the rating sorted by 'Both sexes' in descending order.
    El Salvador 'Both sexes' value is 27.6
    Sao Tome and Principe 'Both sexes' value is 43.5