Table 2.
Public Health Results Under Differing Influenza Incidence Peak and Strain Assumptions in the U.S. Population Aged ≥65 Years
| Variable | Influenza incidence | Reduction (increase) in | |||
|---|---|---|---|---|---|
| Compressed, % |
Status quo, % |
Cases, N |
Hospitalizations, N |
Deaths, N |
|
| Typical peak – February | |||||
| 2013–2014a | 4.14 | 4.17 | 17,503 | 737 | 205 |
| 2014–2015b | 5.06 | 5.09 | 11,423 | 481 | 134 |
| Early peak – December | |||||
| 2013–2014 | 4.36 | 4.34 | (9,216) | (108) | (388) |
| 2014–2015 | 5.10 | 5.10 | (1,504) | (18) | (63) |
| Late peak – April | |||||
| 2013–2014 | 4.15 | 4.20 | 22,062 | 929 | 258 |
| 2014–2015 | 5.14 | 5.16 | 11,480 | 483 | 134 |
H1N1 predominant.
H3N2 predominant.