This document discusses the history and applications of electronic health records (EHRs) and computer use in nursing. It addresses:
1) Early chapters covered computer hardware, software, and what constitutes a computer system. Informatics theory introduced clinical classifications and community health scales.
2) Administrative applications help address nurse shortages, patient safety, and today's healthcare environment.
3) Consumer use of informatics facilitates communication between patients and providers for consumer satisfaction.
4) Educational applications provide first-hand knowledge of innovative telehealth and data communication applications.