Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Multivariable analysis for risk factors of antiantibodies in COVID-19
| OR (95% CI) | P Value | |
|---|---|---|
| D-dimer (for every 100 ng/mL) | 1.03 (1.01–1.05) | 0.002 |
| Smoking status | ||
| Current | Reference | |
| Previous | 0.81 (0.25–2.75) | 0.721 |
| Never | 0.37 (0.13–1.14) | 0.068 |
Abbreviations: OR, Odds ratio; CI, Confidence interval
