2007 Viral Hepatitis 2007 Viral Hepatitis DataData

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

(2006 Morbidity)(2006 Morbidity)

*2005 is baseline year for reported positive lab results for HBV & HCV. 2006 data not de-duplicated with years prior to 2005.

Outcome HAV HBV HCV

Acute infections 3 1 0

Chronic infections --- 60 578

Cumulative total (through 2006) ------

601*(chronic)

3696*(chronic)

Cases Reported to Cases Reported to ND Department of HealthND Department of Health

(2007 Morbidity)(2007 Morbidity)

Outcome HAV HBV HCV

Acute infections 2 2 0

Chronic infections --- 58 488

Cumulative total (through 2007) ------

661*(chronic)

4184*(chronic)

*2005 is baseline year for reported positive lab results for HBV & HCV. 2006 data not de-duplicated with years prior to 2005.

2007 Hepatitis C 2007 Hepatitis C DataData

Reported Hepatitis C Cases* by YearReported Hepatitis C Cases* by YearNorth Dakota, 2002-2007North Dakota, 2002-2007

428 381352

579 578

488

0

100

200

300

400

500

600

700

2002 2003 2004 2005 2006 2007

* 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 GenderGender20072007

Female39%

Male 61%

*Based on reported positive lab result*Based on reported positive lab result

N=488

North Dakota Hepatitis C Cases* by Age North Dakota Hepatitis C Cases* by Age GroupGroup20072007

010

2030

4050

6070

8090

Under 18

18-2425-29

30-3435-39

40-4445-49

50-5455-59

60-64

65 and over

*Based on reported positive lab result*Based on reported positive lab result

N=488

North Dakota Hepatitis C Cases* by RaceNorth Dakota Hepatitis C Cases* by Race20072007

White37%

Unknown45%

Other2%

Black or African American

1%

Asian0.2%

American Indian or Alaska Native

15%

*Based on reported positive lab result*Based on reported positive lab result^Race reported for 56% of cases^Race reported for 56% of cases

N=488^

2007 Hepatitis B 2007 Hepatitis B DataData

Reported Hepatitis B Cases* by YearReported Hepatitis B Cases* by YearNorth Dakota, 2002-2007North Dakota, 2002-2007

*Includes acute and chronic infections*Includes acute and chronic infections

25

60

68 73

61 60

0

10

20

30

40

50

60

70

80

2002 2003 2004 2005 2006 2007

North Dakota Hepatitis B Cases* by North Dakota Hepatitis B Cases* by GenderGender20072007

*Based on reported positive lab result*Based on reported positive lab result

Female43%

Male 57%

N=60

North Dakota Hepatitis B Cases* by Age North Dakota Hepatitis B Cases* by Age GroupGroup20072007

*Based on reported positive lab result*Based on reported positive lab result

0

2

4

6

8

10

12

14

Under 18

18-2425-29

30-3435-39

40-4445-49

50-5455-59

60-64

65 and over

N=60

North Dakota Hepatitis B Cases* by RaceNorth Dakota Hepatitis B Cases* by Race20072007

*Based on reported positive lab result*Based on reported positive lab result^Race reported for 48% of reported cases^Race reported for 48% of reported cases

Unknown52%

Hawaiian or Other Pacific Islander

2%

White38%

Black or African American

5.0%

Asian3%

N=60^