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.
Risk factors for severe influenza hospitalization (SHLCI) and complications.
| Risk factor | n (%) |
|---|---|
| Cardiovascular disease | 494 (38) |
| Asma | 97 (7.4) |
| Chronic obstructive pulmonary disease (COPD) | 339 (26.1) |
| Diabetes | 328 (25.3) |
| Immunodeficiency | 207 (15.8) |
| Other (Hematologic disorders, cognitive impairment, neuromuscular disease) | 173 (13.4) |
| Chronic kidney impairment | 221 (17) |
| Obesity (BMI ≥ 40) | 92 (7.1) |
| Chronic liver impairment | 68 (6) |
Cases may present more than one risk factor.
