Ulster County Pertussis incidence per 100,000

Ulster County Pertussis incidence per 100,000

Ulster County Pertussis incidence per 100,000

  Crude Rate
Year Single Year 3-Year Average NYS exc. NYC
2004 29.2 17.7
2005 2.7* 19.0 5.9
2006 25.2 12.6 9.8
2007 9.9 13.5 5.0
2008 5.5 5.9 4.1
2009 2.2* 4.9 2.4
2010 7.1 4.8 6.4
2011 4.9* 9.5 8.3
2012 16.5 9.7 24.2
2013 7.7 6.4

*: Fewer than 10 events in the numerator, therefore the rate is unstable

See technical notes for information about the indicators and data sources.