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ANALISIS PENJADWALAN DISTRIBUSI PUPUK BERSUBSIDI MENGGUNAKAN METODE DISTRIBUTION REQUIREMENT PLANNING (DRP) (STUDI KASUS PADA PT. PETROKIMIA GRESIK) Dewi Sukmawati; Bambang Irawanto
Jurnal Matematika Vol 3, No 2 (2014): JURNAL MATEMATIKA
Publisher : MATEMATIKA FSM, UNDIP

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Abstract

 ABSTRACT. The Distribution of products in PT. Petrokimia Gresik carried out on the demand of consumers of each district in the province. The distribution is run on irregular or random, either in time or quantity distribution. Activity affects the distribution of the total cost of inventory the company issued in the procurement of supplies, therefore the company needs to pay close attention to the application System of distribution’s activity to optimize the distribution of subsidized fertilizer schedule in order to maintain time and cost efficiency. Distribution Requirement Planning (DRP) is a method for handling the procurement of supplies in a multi-level distribution network. DRP method relates to the size of ordering lot and the amount of safety stock. DRP method reduce the total cost of inventory and the frequency distribution of activity by determining the distribution of effective scheduling in consideration that the distribution is done in accordance lot size or multiples thereof and the amount of safety stock required. From the research, the activity of distribution schedule of subsidized fertilizer is obtained in Region DC of Lampung in 2013 with the total stockpile cost 7.875.167.077 IDR of inventory at PT. Petrokimia Gresik within 9 months. Distribution of subsidized fertilizer each product that executed simultaneously on day 22 in each period to the 4 buffer warehouses in Lampung region. Keywords: 
THE COMPARISON OF DIARRHEA INCIDENCE BETWEEN 0-6 MONTHS OLD INFANTS WHO WERE EXCLUSIVELY BREASTFED, NON-EXCLUSIVELY BREASTFED AND GIVEN MILK FORMULA IN CIREBON CITY, INDONESIA Dewi Sukmawati; Witri Pratiwi; Ahmad Fariz Malvi
Proceedings of the International Conference on Applied Science and Health No. 4 (2019)
Publisher : Yayasan Aliansi Cendekiawan Indonesia Thailand (Indonesian Scholars' Alliance)

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Abstract

Background: Infant diarrhea is one of the major health issues in Indonesia due to its high incidence and mortality. In 2015, the mortality rate of diarrhea and gastroenteritis in infants under one year in hospitals in Cirebon was 21%. Inappropriate infant feeding practice is one of the risk factors of diarrhea in infants. WHO recommends that every infant should get exclusive breastfeeding during the first 6 months of life and continued breastfeeding until 24 months of age. The aim of this study is to find out the difference in diarrhea incidence between 0-6 months old infants who were exclusively breastfed, non-exclusively breastfed, and given infant milk formula.Methods: This was an observational study with cross-sectional design. A total of 89 infants aged 0-6 months old were recruited by purposive sampling. The primary data were obtained using questionnaires that were filled by the mother or caregiver of the infants. The data were analyzed using the Chi-Square test and Prevalence Ratio was calculated.Results: The Chi-Square test showed a significant difference in diarrhea incidence between 0-6 months old infants who were exclusively breastfed, non-exclusively breastfed and infant milk formula (p=0,028). Infants who were not breastfed have 4 times higher risk of diarrhea (PR=4.145; CI95%= 1.198-14.400) compared to infants who were breastfed. Infants who were not exclusively breastfed has 3 times higher risk of diarrhea incidence compared to the infants receiving exclusive breastfeeding (RP=3.286; CI95%=1.144-9.434)Conclusion: Proper breastfeeding practice can decrease diarrhea incidence in infants aged 0-6 months. Mothers should be encouraged to exclusively breastfeed her baby during the first 6 months of life.