In Thailand, 13.69% of the married women who had a child one year of age or less were noted to be 35 to 49 years of age. In addition, the number of deliveries at the Prince of Songkla University Hospital in Hat Yai, Thailand, among women 40 years of age or older increased 30% between 1997 and 2006. Moreover, 9% of pregnant Thais, at Kalasin Hospital, Thailand, experienced their pregnancy at an older age (i.e. 35 years and older) between 2006 and 2007,and the percentage of older pregnant women (i.e., 35 to 42 years), at the Khon Kaen Hospital, Thailand, increased from 15.03% (2006) to 21.75% (2009)