Table 4.
Age-standardized case fatality rates
| U.S. Census Regions and Age Groups | No. of Deaths | No. of Person-Years | Case Fatality Rate* | Age-standardized Case Fatality Rate† |
|---|---|---|---|---|
| Northeast | 10.9 | |||
| >18–40 | 6 | 180 | 3.3 | — |
| >40–60 | 17 | 221 | 7.7 | — |
| >60–80 | 51 | 293 | 17.4 | — |
| >80 | 4 | 20 | 20.0 | — |
| Midwest | 7.9 | |||
| >18–40 | 3 | 124 | 2.4 | — |
| >40–60 | 14 | 258 | 5.4 | — |
| >60–80 | 34 | 280 | 12.2 | — |
| >80 | 2 | 12 | 17.3 | — |
| South | 10.9 | |||
| >18–40 | 12 | 185 | 6.5 | — |
| >40–60 | 36 | 363 | 9.9 | — |
| >60–80 | 56 | 411 | 13.6 | — |
| >80 | 6 | 49 | 12.3 | — |
| West | 6.3 | |||
| >18–40 | 10 | 271 | 3.7 | — |
| >40–60 | 27 | 512 | 5.3 | — |
| >60–80 | 25 | 295 | 8.5 | — |
| >80 | 7 | 21 | 32.8 | — |
Standard pooled population by age group: >18–40 (20.0%), >40–60 (37.0%), >60–80 (39.5%), and >80 (3.6%).
Bold indicates conceptual domains.
*
Calculated per 100 person-years.
†
No. of deaths per 100 age-standardized person-years.