it was found that the infection was more frequent in females aged under 30 years , in those who was born preterm , in patients with early ( premarital ) sexual contacts or those with spontaneously stopped pregnancy during the first trimester , as well as in those females who suffered from cervicitis , yeast colpitis , pyelonephritis or had post-inflammatory changes of placental tissue .
C0032961
pregnancy
C0032979
first trimester