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Analysis of the effect of multiple birth, birth order, age of parents and the sexes of preceding siblings on the secondary sex ratio was performed for 815 891 children, born in Denmark, 1980-1993. The proportion of males was analysed as a function of multiple birth, birth order, age of parents and the sexes of preceding siblings, using contingency tables,(More)
The rapid socioeconomic transition in post-communist Hungary adversely affected the overall morbidity and mortality rates in the 1990s. Prevalence data on depressive disorders from the region are still scarce, however. This study reports the findings of the first epidemiological survey, using the Edinburgh Postnatal Depression Scale (EPDS) and the Beck(More)
PURPOSE To evaluate the risk of congenital malformations in newborns delivered after IVF-ET in comparison with matched controls from spontaneous pregnancies. METHODS A total of 12,920 deliveries were subjected to retrospective analysis. A total of 301 neonates were evaluated. The incidence of major birth defects was compared with controls matched with(More)
Intra-uterine growth retardation (IUGR) is an abnormality of pregnancy. Neonates with IUGR weigh less than the 10th percentile for gestational age. The objective of the study was to identify the relationship between IUGR and the antioxidant status. Cord blood of 157 neonates with normal weight (control group) and 29 neonates with IUGR were included. The(More)
PURPOSE To determine the rates of pregnancy complications following in vitro fertilization in comparison with those in a matched control group. METHODS A total of 13,543 deliveries at the Department of Obstetrics and Gynecology, University of Szeged, between January 1, 1995 and February 28, 2002 were subjected to retrospective analysis The 230 (1.7%)(More)
BACKGROUND Lung function data in healthy newborn infants are scarce largely due to lack of suitable techniques, although data for developmental and prenatal exposure studies are much needed. We have modified the forced oscillation technique (FOT) for the measurement of respiratory mechanical impedance (Zrs) in unsedated sleeping infants in the first 3 days(More)
BACKGROUND To determine the perinatal outcome of pregnancy in primiparous women over 35 years of age and to evaluate determinants predicting cesarean delivery in these women. METHODS Two hundred and seven mothers aged at least 35 years (1.8% of the total deliveries) delivered in the Department of Obstetrics and Gynecology between 1995 and 2000. These(More)
OBJECTIVE To evaluate the perinatal outcome of singleton pregnancies after assisted reproductive techniques in comparison with that in matched controls from spontaneous pregnancies. STUDY DESIGN A total of 11,776 deliveries from January 1, 1995, to May 31, 2001, were subjected to retrospective analysis. Data on 259 neonates from singleton pregnancies(More)
BACKGROUND The number of teenage pregnancies has increased throughout the world and these pregnancies are reported in association with a higher rate of maternal and fetal complications. AIM OF THE STUDY To evaluate the social surroundings; the results of ante-, intrapartum surveillance and perinatal outcome in adolescent pregnancies where mothers were(More)
Imitation of a fine motor movement, index finger protrusion, was examined in 39 neonates using an ethologically based objective coding system. Results confirmed that imitation of finger movements exists, and infants demonstrated "learning" as imitation developed through an incomplete imitation stage. Neonatal imitation was more frequently left-handed, an(More)