Tian (2020)
History of coronary heart disease increases the mortality rate of COVID-19 patients: a nested case-control study

https://doi.org/10.1101/2020.03.23.20041848
Comorbidities
Heart disease (Present vs. Not present)
COVID-19 (death)
Hazard ratio: 4.200 (2.500-7.100) Univariate analysis

Retrospective observational study

275

mainland China outside of Hubei Province, from December 18th, 2019 to March 8, 2021

History of coronary heart disease increases the mortality rate of COVID-19 patients: a nested case-control study

0


COVID-19 (death)

0


Comorbidities

Heart disease

Not present

Present


Hazard ratio

4.200 (2.500-7.100)

No

Yes

No


No