TABLE 2.

Varicella surveillance practices as reported by the 44 jurisdictions where varicella was a reportable condition — United States, 2012

	Jurisdictions reporting
Type of surveillance*	No.	(%)
Statewide case-based	37	(84.1)
Regional sentinel site case-based	3	(6.8)
Outbreak	20	(45.4)
Aggregate	3	(6.8)
Other†	4	(9.1)

^*Responses could include multiple types of varicella surveillance.

^†Includes passive surveillance and surveillance limited to varicella deaths, hospitalizations, and outbreaks.