The number of E. coli infections tied to Galena Elementary School in Floyd County, Indiana, has risen to ten.

Among the ten sickened, seven have been hospitalized with hemolytic uremic syndrome in Louisville, Kentucky. Three of the cases are not students.

Seven children have been hospitalized for E. coli infections, but Kosair Children’s Hospital says federal privacy laws prohibited him from identifying them or describing their conditions, reports the Indianapolis Star.