Characteristics and comorbidity of confirmed COVID-19 death cases at the Arifin Achmad Hospital in Riau province from March 2020 to September 2021.

Objectives: To investigate the characteristics and comorbidity among those who died due to coronavirus disease-2019.

Methods: The cohort retrospective study was conducted at Arifin Achmad Public Hospital, Riau, Indonesia, from January 5 to February 28, 2022, and comprised data of all coronavirus disease-2019 patients who had been treated at the hospital from March 2020 to October 2021. Data was analysed using SPSS version 20.