Figure 9.2.4: Legionellosis by year
Rate of legionellosis infections reported per 100,000 population, Middlesex-London and Ontario, 2005 to 2018
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.