Davao Region, also designed as Region XI registered the highest prevalence rate in contraception. In this region contraceptives are popular as it shows the highest contraceptive prevalence rate in Philippines, among married women. These findings were based on a research that was conducted by the National Statistics Office and based on 2008 National Demographic and Health Survey. The data that was provided in the demographic research showed that married women from region XI, from 15 to 49 years old, broke church prohibitions, and registered a 60.2% high proportion among the rest of the Philippine women.
Comparing with other regions such mark that married women in the region posted, was higher by 9.5% points than the 50.7 % that were registered at the national level. According to National Demographic and Health Survey, Davao Region was the first, Central Luzon came as second with contraceptive prevalence rate at 57.8 %, Central Visayas took third place with 55.7 %. The lowest rate was found to be at the Autonomous Region in Muslim Mindanao posted, where contraceptive prevalence rate was 15%. During this survey contraceptives use had yet to penetrate the 39.8 % married women of Philippines population, of the same 15 to 49 years of age bracket, who were not yet into it.
In Davao region, 99% of married women were familiar with (have known) more than one contraceptive method, and almost half of them preferred to use modern methods over the traditional contraceptives. According to National Demographic and Health Survey among married women pill was the most popular among modern methods, belonging to more than 20 % of Philippine married female population. Female sterilization and intra-uterine device (IUD) followed took second place among modern contraceptives, posting 9.6 percent and 8.4 percent respectively. Other modern methods that were relatively popular were found to be injectables, condoms, and ovulation tracking method. Remaining married women practiced traditional contraceptive methods. The most common were rhythm with 10 %, followed by withdrawal and folk method.