Acute Hepatitis B Statistics
Acute hepatitis B is defined as persons who are symptomatic and newly infected.
Number of Acute Cases per Year, 1998-2012
| Year | HAV | HBV | HCV |
| 1998 | 145 | 53 | 19 |
| 1999 | 128 | 63 | 25 |
| 2000 | 197 | 39 | 13 |
| 2001 | 47 | 34 | 20 |
| 2002 | 53 | 45 | 10 |
| 2003 | 52 | 43 | 16 |
| 2004 | 59 | 42 | 16 |
| 2005 | 36 | 40 | 12 |
| 2006 | 31 | 32 | 11 |
| 2007 | 94 | 25 | 28 |
| 2008 | 49 | 25 | 22 |
| 2009 | 30 | 39 | 15 |
| 2010 | 37 | 24 | 15 |
| 2011 | 27 | 20 | 18 |
| 2012* | 29 | 16 | 29 |
* In 2012 the case definition for acute hepatitis B and C changed to include asymptomatic cases with a positive test for hepatitis C six months or less after a negative antibody test (seroconversion). Of the 29 acute hepatitis C cases, six were asymptomatic seroconverters and of the 16 acute hepatitis B cases, two were asymptomatic seroconverters.
Annual Summaries of hepatitis B in Minnesota
- Viral Hepatitis B - 2011
- Disease Control Newsletter
The DCN archives available on the web include 1998-2011.
