Table 2.
Comparison of the number of hepatitis B cases reported through National Notifiable Diseases Reporting System (NNDRS) and the sentinel system, 18 sentinel counties, China, 2006–2010.
| Year | Hepatitis B cases reported in NNDRS | Total hepatitis B cases reported through the sentinel system | Acute hepatitis B cases reported through the sentinel system | Rate of acute hepatitis B (1/100,000)a,b |
|---|---|---|---|---|
| 2006 | 9454 | 2858 | 404 | 6 |
| 2007 | 9620 | 2816 | 366 | 4 |
| 2008 | 10,590 | 1841 | 227 | 8 |
| 2009 | 5907 | 2708 | 260 | 7 |
| 2010 | 5443 | 2893 | 211 | 4 |
a
Acute hepatitis cases divided by the population of the county.
b
Data from the sentinel system.