Risk factorsOdds ratio for mortality (95% CI)Odds ratio for severe disease (95% CI)
Age
Older than 50 years*1.8 (1.54 to 2.10)1.63 (1.47 to 1.80)
Comorbidity
Any chronic condition/comorbidities3.3 (2.18 to 5)3.16 (2.71 to 3.68)
Cerebrovascular disease2.85 (2.02 to 4.01)2.67 (1.84 to 3.87)
Chronic obstructive pulmonary disease2.43 (1.88 to 3.14)2.7 (2.14 to 3.4)
Chronic kidney disease2.27 (1.69 to 3.05)2.21 (1.51 to 3.24)
Cardiovascular disease (coronary heart disease or congestive heart failure)2.12 (1.77 to 2.56)3.34 (2.71 to 4.1)
Cardiac arrhythmia2.13 (1.72 to 2.65)16.51 (6.69 to 40.77)
Arterial hypertension2.02 (1.71 to 2.38)2.5 (2.21 to 2.92)
Diabetes mellitus1.84 (1.61 to 2.1)2.51 (2.2 to 2.87)
Dementia1.54 (1.31 to 1.81)Not applicable
Obesity (body mass index > 25 to 30 kg per m2)1.41 (1.15 to 1.74)3.74 (2.37 to 5.89)
Cancer (solid or active hematologic malignancy)1.35 (1.17 to 1.55)2.06 (1.64 to 2.58)
Dyslipidemia1.26 (1.06 to 1.5)0.63 (0.22 to 1.83)
Examination and laboratory findings
Myocardial injury10.89 (5.39 to 22.04)10.0 (6.84 to 14.62)
High C-reactive protein (> 0.10 to 10 mg per dL [1 to 100 mg per L])6.6 (3.36 to 12.99)4.5 (3.1 to 6.23)
Low platelet count (< 100 to 150 × 103 per μL [100 to 150 × 109 per L])5.43 (2.55 to 11.56)1.93 (1.52 to 2.46)
High white blood cell count (> 10,000 per μL [10.0 × 109 per L]); 24% increase in severe disease)4.06 (2.7 to 6.12)4.67 (3.17 to 6.88)