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.
Co-morbidity index for key co-morbidities studied (n=40,614).
| Co-morbidity | HR (95% CI) | Points |
|---|---|---|
| Heart disease | 1.2 (1.0–1.3) | 10 |
| Osteoarthritis | 1.2 (1.1–1.3) | 13 |
| COPD | 1.2 (1.1–1.4) | 15 |
| Multiple sclerosis | 1.7 (1.2–2.6) | 37 |
| Parkinson’s disease | 1.9 (1.3–2.8) | 44 |
Abbreviations: CI: confidence interval; COPD: chronic obstructive pulmonary disease; HR: hazard ratio.
