The Fundamentals of Care Framework outlines the core dimensions involved in delivering essential nursing care. Resource shortages and increased care demands compromise fundamental care delivery and contribute to missed nursing care. This impacts quality and safety within healthcare settings but is disproportionately experienced by older patients, therefore both nurse and patient voices must be heard.

To individually explore both nurse-reported and patient-reported perceptions of the frequency of missed nursing care. This research also aimed to estimate the factors that contribute to missed nursing care from nurses’ perspectives and to identify to what extent the MISSCARE instruments can represent the elements within the Fundamentals of Care framework.