Volume 20, Number 2—February 2014
Monitoring Human Babesiosis Emergence through Vector Surveillance New England, USA
|Data source, y||Lyme disease†||Babesiosis†||Human ratio‡||B. burgdorferi§||B. microti§||Tick ratio¶||Human/tick ratio|
|Northeastern CT, 2010
|Reported to CT DPH or MA DPH|
|Northeastern CT, 2010||211||7||30.0||0.26||0.05||5.20||5.8|
|Southeastern CT, 2007||191||85||2.3||0.15||0.17||0.88||2.6|
*CT DPH, Connecticut Department of Public Health; MA DPH, Massachusetts Department of Public Health.
†Annual incidence rates of Lyme disease and human babesiosis calculated for the towns and years for which tick assessments were conducted by using private practice or state-reported cases and mid-year population estimates from CT DPH (23) and MA DPH (24).
‡Ratio of human Lyme disease incidence rates to babesiosis incidence rates.
§Nymphal Ixodes scapularis tick infection prevalence with Borrelia burgdorferi and Babesia microti.
¶ Ratio of I. scapularis ticks infection prevalence with B. burgdorferi and infection prevalence with B. microti.