Judul: Studi Knowledge, Attitude, and Practice (KAP) Higiene Pangan pada Food Handler di Kios Makanan di Dalam dan Luar Kampus IPB Dramaga, Bogor
Abstrak: Food besides giving benefit for human health is also easy to be contaminated with various contaminants so that can cause disease (foodborne disease). One of many factors influencing incidence of foodborne disease is food handler. Important factors on food handlers which have impacts on food hygiene are knowledge, attitude, and practice. The purpose of this study was to determine the level of knowledge, attitudes, and practices; correlation between knowledge, attitudes, and practices; and risk factors of food hygiene practices. Total of 77 kiosks from 373 food kiosks inside and outside of IPB campus in Dramaga, Bogor was sampled randomly. The data include characteristics and KAP food handler which is obtained from interviews with respondents using questionnaires and observations, and level surface sanitizing food handlers hands and dishes in kiosks with RODAC test (total plate count and the number of Staphylococcus aureus). This study showed that most of the food handlers were categorized as good in knowledge (55.8%) and practices (70.1%), while most of food handlers’ attitude were categorized as moderate (51.9%). The level of hygiene in food kiosks was mostly good (76.6%). Risk factors which influenced on hygiene level in food kiosks were age (young age, OR = 12.6), the participation in extension (never exposed to extension, OR = 8.3), and attitude (bad attitude, OR = 43.7). Characteristic variables that had significant correlation with knowledge, attitude, and practice were the correlation between extension and knowledge (r = 0.59), monitoring and knowledge (r = 0.63), work experience and attitude (r = 0.35), purpose of business and attitude (r = 0.51), extension and attitude (r = 0.53), and age and practice (r = 0.71). This study showed significant correlation (p<0.05) between knowledge and attitude (r=0.73), knowledge and practice (r=0.79), and attitude and practice (r=0.84). More than half of food kiosks showed bad sanitation level of hands and plates. Practice of personal hygiene showed significant correlation with score the number of Staphylococcus aureus in food handler hand (r=0.15). The results of this study should be considered as potential threat to consumer health inside and outside of IPB campus in Dramaga, Bogor.
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Judul: Kondisi sanitasi tangan food handler pada warung makanan di dalam Kampus Institut Pertanian Bogor (IPB) Dramaga Bogor
Abstrak: This study was aimed to know condition of hands sanitation of food handler and to identify risk factors. Total of 35 food kiosks was involved in this study which was selected randomly. One of food handlers in each kiosks was randomly selected to be a respondent. The data were collected using questionnaires and counting of microorganism number using RODAC method. The result showed that most of food handlers were in the age of young and adults (82.9%), more than half of respondents had attended school until senior high school (65.7%), new trade experience (51.4%), attended trainings (57.1%), and been subjected to inspections (57.1%). Generally, the food handlers had good knowledge, moderate attitude, and good practices. There was a significant correlation (p<0.05) among knowledge, attitude, and practices, and the correlation between knowledge and practices was the highest (r=0.752). Only few of food handlers (14.3%) were categorized in acceptable criteria of total plate counts of hand surfaces. It indicated that the personal hygiene practices in the kiosks was still low. Since the food kiosks inside of campus are very important for the consumers health, the campus authority should take into account of improvement of food hygiene practices in the food kiosks.
Keyword: attitude, food handler, food kioks, knowledge, practices.

Judul: Cycle Hamilton pada Graf Lengkap, Graf Regular, dan Graf 2-Connected 4-Regular Berorder Kurang dari Sepuluh.
Abstrak: Suatu graf disebut graf Hamilton apabila graf tersebut memuat cycle Hamilton, yaitu cycle yang melewati setiap vertex tepat satu kali. Menentukan keberadaan cycle Hamilton pada suatu graf dapat menggunakan syarat cukup yang berupa teorema-teorema yang telah diperkenalkan sejak tahun 1950-an. Beberapa syarat cukup yang dibahas dalam karya ilmiah ini adalah syarat cukup yang berhubungan dengan graf lengkap dan graf regular. ,,,
Keyword: graf Hamilton, graf regular, graf lengkap, graf 2-connected 4-regular.