As of my last knowledge update in January 2022, the state of health literacy globally reflects a diverse landscape with varying levels of literacy across different populations.
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Keep in mind that the state of health literacy may have evolved since my last update in January 2022.1
References
1Božić V. The Role of Artificial Intelligence in Increasing the Health Literacy of Patients. International Journal of Digital Health & Patient Care. 1(1):1-21. doi:10.5281/ZENODO.12593108