Highlights: ? Better quality of documentation of resident admission data was in the EHRs. ? Further improvement in the documentation of resident admission data is needed. ? The content of forms is a key determinant for better aggregation of data in EHRs.Abstract: Purpose: To describe the paper-based and electronic formats of resident admission forms used in several aged care facilities in Australia and to compare the extent to which resident admission information was documented in paper-based and the electronic health records.Methods: Retrospective auditing and comparison of the documentation quality of paper-based and electronic resident admission forms were conducted. A checklist of admission data was qualitatively derived from different formats of the admission forms collected. Th….