Infant Low Birth Weight (LBW) is a newborn whose weight at birth of less than
2500 grams. The cause of LBW in general because of several factors, including
maternal factors such as disease, age, parity, socioeconomic circumstances. Fetal
factors such as infection of the fetus and multiple pregnancies, as well as
environmental factors. In hospitals Prof. Dr. Margono Soekarjo Purwokerto
showed the incidence of low birth weight in the period in 2012 recorded 591 LBW
infants and in the period of 2010 recorded 811 LBW infants.
This study aims to describe the causes of the incident Infant Low Birth Weight
(LBW) in hospitals Prof. Dr. Margono Soekarjo Purwokerto in 2010
This research is descriptive quantitative study approach documentation. Sampling
in this study using a quota sampling, sample of this research is all Infant Low
Birth Weight (LBW) were born in hospitals Prof. Dr. Margono Soekarjo
Purwokerto in 2010 as many as 100 cases. Measuring instruments used master
table and type of data is secondary data. Data were analyzed using univariate.
The result showed the majority of LBW was lbw as many as 55 respondents
(55%), preeclampsia group of 65 respondents (65%), bleeding antepartum as
many as 76 respondents (76%), have a reproductive age as much as 39
respondents (39%), has primiparous parity as much as 53 respondents (53%), has
a range of pregnancy respondent is <2 years of 60 respondents (60%) and has a
mild anemia as many as 40 respondents (40%).
LBW among other factors causing preeclampsia, antepartum hemorrhage,
reproductive age, parity primiparous pregnancy spacing <2 years old, mild

Keywords: Infant Low Birth Weight (LBW), Causes