Communicable Disease Statistics

Communicable disease statistics for confirmed reports of disease among Yolo County residents are shown in the table below.

Communicable disease control is a core public health function involving both the Yolo County Health Department and health care providers. The California Code of Regulations, Title 17, Section 2500 requires health care providers to report certain diseases to the local health department. Reporting guidelines may be accessed ONLINE.

YOLO COUNTY REPORTABLE DISEASES: Diseases Reported among Yolo County Residents by Year of Diagnosis (unless otherwise noted), 2010-2011

2010

2011

2012

 Amebiasis

-

-

3

 Babesiosis

-

-

0

 Botulism, infant

2

0

1

 Botulism, wound

1

0

0

 Brucellosis

4

1

4

 Campylobacteriosis

47

 73

50

 Chlamydia

561

558

654

 Coccidioidomycosis (Valley Fever)

6

6

2

 Cryptosporidiosis

6

7

3

 Dengue€

-

-

1

 E. coli O157:H7 / STEC / HUS

3

4

0

 Giardiasis

4

20

6

 Gonorrhea

56

46

87

 Hantavirus

-

-

1

 Hepatitis A Infection, acute

0

1

1

 Hepatitis B Infection, perinatal

-

-

1

 Hepatitis B Infection, chronic §

49

56

61

 Hepatitis C Infection, chronic §

234

218

250

 Lyme Disease

0

0

5

 Malaria

0

1 €

2

 Neisseria meningitidis Infection

0

 1

0

 Pertussis (whooping cough)

21

 3

2

 Q Fever                        

2

 1

 0

 Rabies, bats only

7

11

6

 Salmonellosis (non-typhoid)

20

16

21

 Salmonellosis (typhoid)

-

-

1

 Shigellosis (Shigella Group D)

3

 19*

4

 Syphilis, congenital

0

0

0

 Syphilis, primary/secondary/early latent

5

4

30

 Tuberculosis, active §

8

2

3

 Tuberculosis, long-term infection

-

-

24

 Tularemia

1

 0

-

 Varicella (chickenpox)

-

-

2

 Vibrio Infections (non-cholera)

0

 0

1

 West Nile Virus Disease

0

 0

10

§ = Chronic diseases are shown by the year they were reported to the Yolo County Health Department, rather than the year of diagnosis.

€ = Illness acquired while traveling abroad.

* = Increase in number of cases attributable in part to a known outbreak of this disease. 

Data Source: Yolo County Health Department.