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.
Number of IPD cases and average annual IPD incidence by age groups, 2012–2018.
| Number of cases | Average annual incidence | 95%CI | Number of cases in male (%) | |
|---|---|---|---|---|
| <1 | 7 | 4.8 | 1.2–26.9 | 3 (43%) |
| 1–4 | 12 | 2 | 2.9–8.7 | 8 (67) |
| 5–14 | 5 | 0.4 | 1.3–2.8 | 4 (80) |
| 15–64 | 280 | 3.1 | 2.2–4.2 | 201 (72) |
| ≥65 | 162 | 6 | 3.8–9 | 68 (42) |
| Total | 466 | 3.4 | 2.6–4.2 | 284 (61) |
