![](https://i.cbc.ca/1.7006614.1698175927!/fileImage/httpImage/image.jpg_gen/derivatives/16x9_620/bluewater-health.jpg)
Patient information going back three decades from Bluewater Health in Sarnia, Ont., and its predecessor hospitals — including the reasons for patients visits — is among the data confirmed stolen in the cyberattack on five southwestern Ontario hospitals.