Fig. 1.

Hypothesized relationships between education, income, healthcare access, and antibiotic resistance. The four central outcomes, purchasing an incomplete antibiotic dose, terminating antibiotics early, using old antibiotics to treat similar symptoms in the future, and purchasing and taking unnecessary antibiotics, were all predicted to be associated with an increase in antibiotic resistance (far right). abx = antibiotics. ¹Classified as shortened antibiotic courses; ²Classified as antibiotic overuse