Pneumonia was an accompanying condition in more than half of Covid-19 deaths.
CSO figures show that four in five deaths from the virus had at least three medical conditions on the death record.
Between March 2020 and February 2022, Covid-19 was identified as the underlying cause of death in 5,384 cases.
The largest number of accompanying conditions were diseases of the respiratory system, which were reported in 98% of those deaths.
Pneumonia was certified as a condition in more than half of the cases or 56 per cent.
Four in five deaths from Covid-19 had at least three medical conditions mentioned on the death record.
A total of 183 deaths or 3.4% reported Covid-19 as the single cause of death.
91% of Covid-19 deaths occurred in persons aged 65 and over.