http://www.eurekalert.org/pub_releases/2013-05/smh-cg050113.php
Dr. Orkin said his study suggests that “push hard, push fast” might be better refined to “push hard, push fast, if you’re downtown.Rural communities might need different CPR recommendations to urban settings,” he said.
Nearly half of the world’s population live in rural areas. Even in the most developed and densely populated cities, people can wait longer than 10 or 15 minutes for ambulance services
“If someone is unresponsive, doing any kind of CPR is clearly better than doing nothing,” said Dr. Orkin. “But shouldn’t CPR guidelines serve everybody, not just people who live a few minutes from an ambulance dispatch station or hospital?