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. 2021 Jul 3;205:84–91. doi: 10.1016/j.thromres.2021.06.022

Table 3.

Baseline patient characteristics of black and white patients with COVID-19.

Unmatched cohorts
Matched cohorts
Black COVID-19 (n = 50,376) White COVID-19 (n = 157,049) Standard mean difference Black COVID-19 (n = 50,162) White COVID-19 (n = 50,162) Standard mean difference
Age (mean years ± standard deviation) 47.1 ± 17.9 50.2 ± 20 0.17 47.1 ± 17.9 47.8 ± 18.4 0.03
Gender Male 40.1% 45.7% 0.11 40.2% 40.5% 0.006
Female 59.8% 54.3% 0.11 59.8% 59.5% 0.02
Comorbidities and other conditions Diabetes 18.0% 12.5% 0.17 18.5% 18.9% 0.01
Hypertension 34.3% 28.3% 0.13 34.0% 33.9% 0.002
COPD 4.5% 5.6% 0.05 4.5% 4.2% 0.02
CKD 8.7% 6.3% 0.09 8.6% 8.6% 0.0003
Obesity (BMI > 30) 16.3% 12.9% 0.1 16.2% 16.4% 0.007
CVA 3.2% 2.4% 0.05 3.1% 3.0% 0.009
Neoplasm 17.2% 21.8% 0.12 17.2% 16.3% 0.02
Connective tissue disorder 1.7% 1.7% 0.002 1.7% 1.5% 0.02
Reduced mobility 1.8% 1.1% 0.06 1.7% 1.7% <0.0001
Homelessness 1.5% 0.5% 0.1 1.2% 1.3% 0.006
Pregnancy 3.2% 2.5% 0.04 3.2% 3.3% 0.007
Use of systemic contraceptives 8.2% 7.3% 0.03 8.2% 7.5% 0.03
Prior Hospitalization 13.0% 10.3% 0.08 12.8% 12.8% 0.002
Nicotine dependence 8.9% 8.8% 0.002 8.8% 8.7% 0.004

A significant mean difference of ≥0.10.