Dr. Ben Bobrow, who also helped write the new AHA guidelines, says the controversy should not be overblown.

CNN: New CPR is spelled C-A-B

"But that needs to be 70 percent, " Bobrow said.

CNN: New CPR is spelled C-A-B

"The difference between the specific types of CPR isn't nearly as large as the difference between not doing CPR, and getting people to do any kind of CPR at all, " says Bobrow.

CNN: New CPR is spelled C-A-B

As director of emergency services for the state of Arizona, Bobrow has made public education a major focus, with billboards, radio spots and other messages, driving people to a teaching website .

CNN: New CPR is spelled C-A-B