BACKGROUND Despite widespread cultural vilification, lactation-pregnancy overlap remains common. Its actual adverse effects remain uncertain. PURPOSE This study compared rates of success in reaching full-term delivery and newborn birth weights between two groups of multiparous pregnant women: those who breast-fed during pregnancy and those who did not. METHODS This was a comparative study c...

Considering the increasing trend for ectopic pregnancies in the world and different reports on its complications and the fate of the following pregnancies, this study was performed to determine the relationship between these factors in referrals of the hospitals of Shaheed Beheshti University of Medical Sciences from 1991 to 1996. The cohort strategy of this research study was carried out on 2...

a 35 year-old woman at 7-week gestational age was referred to our hospital. the patient was diagnosed with the heterotopic interstitial pregnancy by transvaginal ultrasonography after receiving in vitro fertilization (ivf) and embryo transfer. laparoscopic excision and curettage was successfully performed at 8.4-gestational age under general anesthesia and the patient was discharged 2 days afte...

objective: there is a large amount of information published about art infants worldwide but apparently the similar data did not published by iranian art centers till now. this study is a comparative study for developmental assessment of these infants. materials and methods: in one case- control study 400 art ' infants have been compared with 420 nc ' infants. their developments have been assess...

receiver operating characteristics (roc) curves have numerous applications for identifying a cut-off point in diagnostic tests. nonetheless, given that sometimes two cut-off points have to be specified simultaneously, the roc curve can be used to identify such points. the volume under the roc surface (vus) serves as a criterion for the accuracy of diagnostic tests. one of the unfortunate outcom...