The rate of cesarean section deliveries has increased dramatically worldwide in the last decades. While the cesarean birth rate was 4.5% in the USA in 1965, it was 31.8% according to 2007 data and is thought to be over 50% at present. The reasons for this include advanced age of primigravida, a wide range of indications, patient requests, the frequency of women with previous cesareans, women's rejections to offers of sterilization, and the common usage of assisted reproductive techniques