Do you have to call your children seven times before they come to the dinner table? Do you have a system to limit their usage? Tell us about your battles

Madonna said in a recent interview: “I made a mistake when I gave my older children phones when they were 13.” The 60-year-old American singer, who has six children, said: “It ended my relationship with [my children], really. Not completely, but it became a very, very big part of their lives.”

According to Pew Research data, 95% of American teens now report they have a smartphone or access to one and 45% of teens now say they are online on a near-constant basis.

We want to know: what age was your child when you gave them a phone, and did it change your relationship with them? If so, how? You can send us your answers below: