That's not what it said.I'm not sure I understand.
Scientist had a bunch of fathers do a paternity tests, and it turned out approximately 30% of the children they were raising were not their own. So the mother was having an affair behind the father's back.
It says of the people who go out and buy a home test, 20-30 percent find out they aren't the father.AlphaBiolabs, the leading British home test supplier, says up to 30,000 paternity tests are being performed in this country every year – and that the figures are rising by ten per cent per year.
‘Of these, around 20 per cent of men will learn they are not the father of the child they are testing,’ says the company’s director, David Thomas. He added that in some regions the figure is higher, including the North East, where it is 30 per cent.
That means they went out and bought one.