Table I.
Baseline patient characteristics stratified by COVID-19a
| Characteristic | Non–COVID-19 matched controlsb (n = 915) | COVID-19–positive patients (n = 915) | P value |
|---|---|---|---|
| DVT/PE diagnosis | 5 (0.6) | 82 (9.0) | <.0001 |
| Age, years | 62 (50.0-73.0) | 62 (50.0-73.0) | .934 |
| Male sex | 520 (56.8) | 520 (56.8) | 1.000 |
| Hospital admission | 1.000 | ||
| Arizona campus | 317 (34.6) | 317 (34.6) | |
| Florida campus | 172 (18.8) | 172 (18.8) | |
| Wisconsin and Minnesota | 189 (20.7) | 189 (20.7) | |
| Rochester campus | 237 (25.9) | 237 (25.9) | |
| Diabetes mellitus | 324 (35.4) | 325 (35.4) | 1.000 |
| Coronary artery disease | 119 (13.0) | 119 (13.0) | 1.000 |
| Variables accounted for but not matched | |||
| History of DVT/PE | 69 (7.5) | 42 (4.6) | .01 |
| History of thrombophilia | 7 (0.77) | 2 (0.22) | .18 |
COVID-19, Coronavirus disease 2019; DVT, deep vein thrombosis; PE, pulmonary embolism.
Data presented as number (%) or median (interquartile range).
a
Conditional logistic regression analysis: variable, DVT/PE; level, positive vs negative severe acute respiratory syndrome coronavirus 2 status; Pr>χ2, <0.0001; odds ratio, 18.0; 95% confidence interval, 8.0-51.2.
b
Controls matched for age, sex, hospital location, diabetes mellitus, and coronary artery disease.