Table 1.
Parameter | Percentage of the Study Population |
---|---|
Female | 79.2% |
Race (Self-reported) | |
European descent, non-Hispanic | 95.5% |
African American | 1.7% |
Multi-racial | 1.8% |
Others | 1.0% |
Born in continental US | 96.8% |
Existing MS diagnosis at enrollment | 6.7% |
Smoking status | |
Smoking, current | 8.1% |
Smoking, ever | 26.9% |
History of infectious mononucleosis | 25.0% |
Mean (SD) | |
Follow-up Duration (years) * | 2.1 ± 0.77 |
As of June 2014