Page "Legionella" Paragraph 10

However, the disease is generally not a threat to most healthy individuals, and tends to lead to harmful symptoms only in those with a compromised immune system and the elderly.

Consequently, it should be actively checked for in the water systems of hospitals and nursing homes.

The Texas Department of State Health services provides recommendations for hospitals to detect and prevent the spread of nosocomial infection due to legionella.

According to the journal " Infection Control and Hospital Epidemiology ," Hospital-acquired Legionella pneumonia has a fatality rate of 28 %, and the source is the water distribution system.