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이병구(Byunggoo Lee),김동주(Dongju Kim),윤상기(Sangki Yoon) 한국정보과학회 2005 한국정보과학회 학술발표논문집 Vol.32 No.2
무선랜에서 QoS에 따른 쓰루풋 차별화를 만들기 위하여 IEEE 802.11e에서는 한 개 이상의 802.11 매개변수 제어를 허용한다. 본 논문은 차별화 아래 어떻게 총 쓰루풋을 최대화 하는지를 연구한다. 일반적으로 QoS차별화를 시키는 것과 총 쓰루풋을 최대화시키는 것은 별개의 연구 내용으로 다루어져 왔다. 본 논문에서는 QoS 차별화와 동시에 쓰루풋을 최대화시킬 수 있는 해결책을 제공한다.
고형암 환자에 있어서 조혈세포 촉진인자의 사용시점에 관한 현황과 적정 투여시점에 대한 고찰
이선영,최수안,남궁형욱,이은숙,이병구,신완균 한국병원약사회 2008 병원약사회지 Vol.25 No.3
The neutropenia is one of the most critical adverse effects of chemotherapy. Prophylaxis of neutropenia is very important because neutropenic patients are susceptible to infection, which is one of the leading cause of death. American Society of Clinical Oncology recommends that CSF as prophylactic should be given 24 to 72 hours after the administration of myelotoxic chemotherapy. The purpose of this study is to investigate the CSF administration timing and clinical effectiveness of CSF on neutropenia prophylaxis according to initiating time. Data were collected retrospectively from Electronic Medical Record of solid cancer patients who have been administrated prophylactic CSF after chemotherapy in Seoul National University Bundang Hospital from January 1st to June 30th in 2007. Patients were divided into two different groups, based on timing of CSF initiation after chemotherapy. One group being administrated CSF within 24 hours and another group after 24 hours. Related parameters such as age, diagnosis, chemo-regimen and chemotherapy history as well as ANC, development of fever, infection, antibiotic use, and delay to next chemotherapy were investigated. 79 cases were enrolled, and 55 cases were within 24 hours and 24 cases were after 24 hours. Hematology-oncology patients were administrated CSF after 24 hours in most cases, Obstetrics and gynecology(OBGY) patients were administrated it in the same day when chemotherapy finished then there were more cases that CSF was given within 24 hours in OBGY. From two groups we found 8 cases (14.5%), 7 cases (29.2%) of neutropenia in group within 24 hours and after 24 hours, 7 cases (12.7%), 3 cases (23.5%) of fever, 2 cases(3.6%), 1 case(4.2%) of infection and 6 cases (10.9%), 5 cases (20.9%) of antibiotics usage. 7 cases (3 patients, 12.7%) and 0 case of delay to next chemotherapy as a result of neutropenia were found. No statistical difference could be observed. There were more cases of multi-organ metastasis and antitumor agent dose reduction demands in patients’group who experienced neutropenia. These patients were at worse performance state, and were to be considered as more important factors that influenced neutropenia. Universal recommendation on optimal timing of CSF initiation cannot be made and no statistical difference was found in this study. In the future detailed classification of patients can be conducted in another experiments to enhance the study over this subject.