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2009 Viral Hepatitis Data. Data Limitations. Morbidity based on reported positive lab result Under-reporting of both acute and chronic infections Morbidity based on CDC case definitions “Hepatitis C virus infection past or present” - PowerPoint PPT Presentation
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Data LimitationsData Limitations
Morbidity based on reported positive lab resultMorbidity based on reported positive lab result– Under-reporting of both acute and chronic infectionsUnder-reporting of both acute and chronic infections
Morbidity based on CDC case definitionsMorbidity based on CDC case definitions– ““Hepatitis C virus infection past or present”Hepatitis C virus infection past or present”
Numbers do not distinguish between resolved vs. active Numbers do not distinguish between resolved vs. active infectionsinfections
– ““Hepatitis B virus infection, chronic”Hepatitis B virus infection, chronic” Includes “confirmed” and “probable” casesIncludes “confirmed” and “probable” cases
Follow-up includes collection of basic demographics Follow-up includes collection of basic demographics and county of residence, at a minimumand county of residence, at a minimum– Case interview and partner notification not includedCase interview and partner notification not included
Year 2005 is baseline year for data (due to Year 2005 is baseline year for data (due to implementation of new electronic reporting system, implementation of new electronic reporting system, DREAMS, and more stringent follow-up)DREAMS, and more stringent follow-up)– Current data not de-duplicated with years prior to 2005Current data not de-duplicated with years prior to 2005
Cases Reported to Cases Reported to ND Department of HealthND Department of Health
2008 Morbidity2008 Morbidity
.
Outcome HAV HBV HCV
Acute infections 2 2 0
Chronic infections --- 68 444
Cases Reported to Cases Reported to ND Department of HealthND Department of Health
2009 Morbidity2009 Morbidity
Outcome HAV HBV HCV
Acute infections 2 0 2
Chronic infections --- 59 465
Reported Hepatitis C Cases* by YearReported Hepatitis C Cases* by YearNorth Dakota, 2005-2009North Dakota, 2005-2009
* Includes acute and “past or present” infections* Includes acute and “past or present” infections
North Dakota Hepatitis C Cases* by North Dakota Hepatitis C Cases* by GenderGender20092009
*Based on reported positive lab result*Based on reported positive lab result
N=467
North Dakota Hepatitis C Cases* by Age North Dakota Hepatitis C Cases* by Age GroupGroup20092009
*Based on reported positive lab result*Based on reported positive lab result
N=467
North Dakota Hepatitis C Cases* by RaceNorth Dakota Hepatitis C Cases* by Race20092009
*Based on reported positive lab result*Based on reported positive lab result^Race reported for 34% of cases^Race reported for 34% of cases
N=467^
Reported Hepatitis B Cases* by YearReported Hepatitis B Cases* by YearNorth Dakota, 2005-2009North Dakota, 2005-2009
*Based on reported positive lab result*Based on reported positive lab result
North Dakota Hepatitis B Cases* by North Dakota Hepatitis B Cases* by GenderGender20092009
*Based on reported positive lab result*Based on reported positive lab result
N=58
North Dakota Hepatitis B Cases* by Age North Dakota Hepatitis B Cases* by Age GroupGroup20092009
*Based on reported positive lab result*Based on reported positive lab result
N=58