[Analysis of preterm labours at the Obstetrics and Gynecology Department of the Specialist Hospital in Jasło, during the period of 1998-2001].

There were 128 preterm labours analyzed, all between 22nd and 37th week of gestation. This equals 2.71% of all deliveries which occurred taken place in the Obstetrics and Gynecology Department of the Specialist Hospital in Jasło, during period of 1998-2001. In the group discussed, there were 16 twin--labour and one triplet--labours, hence the number oj infants was amounted to 147. The fetuses and infants with birth weight below 2500 g were divided according to weight range each 500 g. Next, the following aspects were analyzed: rate of premature births, the way of pregnancy completion, indications to cesarean section, condition of the newborn within 1 minute of life according to Apgar's score, birth weight and perinatal mortality. The decreasing number of babies with extremely low birth weight during analysed period was stated. There is also a low average percentage of premature deliveries (2.69%). In addition, there is a growth of sections rate and significant decrease in infants death. All this is concerned with increasing effectiveness of perinatal care.