"Blanket statement" refers to a general statement or opinion made about a group of people or things without considering individual differences or specific circumstances. Full definition
So my point is you can't make blanket statements about home birth being safer. (jennifermargulis.net)
Making blanket statements about when to start investing is tough. (thecollegeinvestor.com)
I think women who have been through labor and delivery at least once are far less likely to make blanket statements like that with any authority. (skepticalob.com)