Jan 24 (Reuters) - The cyberattack at UnitedHealth Group's (UNH.N), opens new tab tech unit last year affected the personal information of 190 million people, the health conglomerate said on Friday, making it the largest healthcare data breach in the United States.

 

The hack at Change Healthcare affected the personal information of 100 million people, the U.S. health department had posted on its website in October.

 

The final number will be confirmed and filed with the U.S. Department of Health and Human Services' office for civil rights at a later date, the company said in an emailed statement.