Abstract Objectives The COVID-19 pandemic disproportionately disrupted healthcare access for vulnerable populations, including older adults. This study examines sociodemographic predictors of missed or delayed care (MDC) among Australians aged ≥65 years across three pandemic time points (July–December 2020, June–August 2021, and March 2022). Methods A repeated cross-sectional design was employed. Data were sourced from The 45 and Up COVID Insights study. Logistic regression analysed predictors of MDC, with sociodemographic variables including chronic conditions, psychological distress, cultural and linguistic diversity (CALD), disability status, gender, socioeconomic disadvantage, and geographic remoteness, included for analysis. Results Three temporal patterns of MDC were identified: 1)
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