SDG #3 is to “To ensure healthy lives and promote well-being for all at all ages.”
Within SDG #3 are 13 targets, of which we here focus on Target 3.c:
Substantially increase health financing and the recruitment, development, training and retention of the health workforce in developing countries, especially in the least developed countries and small island developing states.
Target 3.c has one indicator:
Indicator 3.c.1: Health worker density and distribution
According to 2017 data, reflecting only two years after the adoption of the Sustainable Development Goals in 2015, the number of medical doctors per 1,000 people in the world was 1.75. For the low-income countries, this number was 0.32 doctors for every thousand people, in contrast to 3.73 in high-income countries and 1.49 for middle-income countries.