It does. From the linked World Bank article: "The Bank uses an updated international poverty line of US $1.90 a day, which incorporates new information on diffe

It does. From the linked World Bank article: "The Bank uses an updated international poverty line of US $1.90 a day, which incorporates new information on differences in the cost of living across countries (the PPP exchange rates). The new line preserves the real purchasing power of the previous line (of $1.25 a day in 2005 prices) in the world’s poorest countries."