Alberta Health Services failed to provide proper oversight and training for workers at Calgary’s South Health Campus who snooped on the sensitive health information of a mother and daughter, according to the province’s privacy commissioner.

The commissioner’s investigation into the 2015 incident found 49 of 160 staff members who accessed the confidential information had no reasonable justification for doing so.

The 49 staff members included AHS managers, nurses and non-nursing or clerical workers, according to the report released Wednesday.

Several of the staff members cited simply having “curiosity” about the patient — whose case had been in the news in relation to