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Country where the study was conducted

Study type

Retrospective observational study

Data Source

Size of study popopulation

168

Study population description

Study population characteristics

Clinical Characteristics of Coronavirus Disease 2019 in Hainan, China [medrxiv]

Follow up type

Follow up

Outcome related to coronavirus

COVID-19 (severe/critical)

Number of cases

Case definition

Associated factor category

Comorbidities

Associated factor name

Heart disease

Associated factor description

Risk reference category

Not present

Number of cases in the reference category

Total number of patients in the reference category

Risk comparison category

Present

Number of cases in the comparison category

Total number of patients in the comparison category

Type of measure of association

Odds ratio

Risk value (95% confidence interval)

4.200 (1.270-13.900)

Significant preventive factor

Significant risk factor

Yes

Is the risk adjusted?

Risk adjustment description

Comment

Article Quality

QC done?

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