A Practical Approach to Assessing the Completeness of Electronic Health Records for Medical Research: Data Quality Study

Minsik Lim   ¹ , MS ;   Doyeon An   ¹ , MPH ;   Nayeong Son   ² , MSc ;   Woongsang Sunwoo   ³ , MD, PhD ;   Suehyun Lee   ⁴ , PhD

¹ Department of IT Convergence Engineering, Graduate School, Gachon University, Seongnam-si, Gyeonggi‑do, South Korea

² Office of Pharmacoepidemiology and big data, Korea Institute of Drug Safety and Risk Management, Anyang, South Korea

³ Health IT Research Center, Gil Medical Center, Gachon University College of Medicine, Incheon, South Korea

⁴ Department of Computer Engineering, Gachon University, Sujeong‑gu, Seongnam-si, Gyeonggi‑do, South Korea