MLHU - Health Status Resource

Figure 9.2.4: Legionellosis by year

Rate of legionellosis infections reported per 100,000 population, Middlesex-London and Ontario, 2005 to 2018

Figure 9.2.4: Legionellosis by year
Public Health Ontario Infectious Diseases Query: Middlesex-London Health Unit: Case counts and crude rates of reportable diseases by year. Toronto ON: Ontario Agency for Health Protection and Promotion; 2019 May 8 [cited 2019 May 13].

In Middlesex-London, rates of legionellosis infections was highest among those 60 years of age and over, followed by those 50-59 years of age (data not shown).

Between 2005 and 2018, the rate of legionellosis infections increased among Middlesex-London residents. The rate for Ontario as a whole demonstrated similar increases.

In most years the local and provincial rates were comparable; in four of 14 years the Middlesex-London rate was significantly lower than the Ontario rate.