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Analysis of Status about Theses and Articles Related to Domestic STEAM Education (국내 STEAM 교육 연구 논문의 현황 분석)

  • Kim, Young-Heung;Kim, Jin-Soo
    • 대한공업교육학회지
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    • v.42 no.1
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    • pp.140-159
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    • 2017
  • The purpose of this research was to collect and select the theses and articles of the STEAM education in domestic and to analyze a research status by the review, then to suggest a direction of the further research in technology education. The objects of this research were the theses and articles of the STEAM education in domestic published from January 2007 to June 2016. I collected the theses and articles by using the search engine of the Korean Academic Information Service, the Korea Education and Research Information Service, the National Assembly Digital Library, and finally selected 821 theses and articles for the objects. I analyzed the theses and articles by verifying their subjects, abstracts and contents, and applied the analysis framework developed in advance. I used the frequency analysis, the cross analysis to analyze the datas statistically. Also, I used SPSS 18.0 program. Drawing on the finding of this research, major conclusions of this research were as follows. First, the researches of the STEAM education in domestic had been studied numerously from 2012 to 2015, but it has been decreased since 2016. Second, the researches of the STEAM education in domestic have been studied numerously for the development of the educational program and the instructional source. Third, the research objects of the STEAM education in domestic have been studied numerously for elementary school, middle school and high school in a row. Forth, the researches of the STEAM education in domestic have been focused numerously on a science. Fifth, the researches of the STEAM education in domestic have been concerned mainly about the creativity effect among other educational effects.

Impact of Treatment Time on Chemoradiotherapy in Locally Advanced Cervical Carcinoma

  • Pathy, Sushmita;Kumar, Lalit;Pandey, Ravindra Mohan;Upadhyay, Ashish;Roy, Soumyajit;Dadhwal, Vatsla;Madan, Renu;Chander, Subhash
    • Asian Pacific Journal of Cancer Prevention
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    • v.16 no.12
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    • pp.5075-5079
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    • 2015
  • Background: Adverse effects of treatment prolongation beyond 8 weeks with radiotherapy for cervical cancer have been established. Clinical data also show that cisplatin increases the biologically effective dose of radiotherapy. However, there are no data on the effect of overall treatment time in patients with locally advanced cervical cancer treated with concomitant chemo-radiotherapy (CCRT) in an Indian population. The present study concerned the feasibility of concurrent chemotherapy and interspacing brachytherapy during the course of external radiotherapy to reduce the overall treatment time and compare the normal tissue toxicity and loco-regional control with a conventional schedule. Materials and Methods: Between January 2009 and March 2012 fifty patients registered in the Gynaecologic Oncology Clinic of Institute Rotary Cancer Hospital with locally advanced cervical cancer (FIGO stage IIB-IIIB) were enrolled. The patients were randomly allocated to treatment arms based on a computer generated random number. Arm I (n=25) treatment consisted of irradiation of the whole pelvis to a dose of 50 Gy in 27 fractions, and weekly cisplatin $40mg/m^2$. High dose rate intra-cavitary brachytherapy (HDR-ICBT) was performed after one week of completion of external beam radiotherapy (EBRT). The prescribed dose for each session was 7Gy to point A for three insertions at one week intervals. Arm II (n=25) treatment consisted of irradiation of the whole pelvis to a dose of 50 Gy in 27 fractions. Mention HDR-ICBT ICRT was performed after 40Gy and 7Gy was delivered to point A for three insertions (days 23, 30, 37) at one week intervals. Cisplatin $20mg/m^2/day$ was administered from D1-5 and D24-28. Overall treatment time was taken from first day of EBRT to last day of HDR brachytherapy. The overall loco-regional response rate (ORR) was determined at 3 and 6 months. Results: A total of 46 patients completed the planned treatment. The overall treatment times in arm I and arm II were $65{\pm}12$ and $48{\pm}4$ days, respectively (p=0.001). At three and six months of follow-up the ORR for arm I was 96% while that for arm II was 88%. No statistically significant difference was apparent between the two arms. The overall rate of grade ${\geq}3$ toxicity was numerically higher in arm I (n=7) than in arm II (n=4) though statistical significance was not reached. None of the predefined prognostic factors like age, performance status, baseline haemoglobin level, tumour size, lymph node involvement, stage or histopathological subtype showed any impact on outcome. Conclusions: In the setting of concurrent chemoradiotherapy a shorter treatment schedule of 48 days may be feasible by interspacing brachytherapy during external irradiation. The response rates and toxicities were comparable.

Sorafenib Continuation after First Disease Progression Could Reduce Disease Flares and Provide Survival Benefits in Patients with Hepatocellular Carcinoma: a Pilot Retrospective Study

  • Fu, Si-Rui;Zhang, Ying-Qiang;Li, Yong;Hu, Bao-Shan;He, Xu;Huang, Jian-Wen;Zhan, Mei-Xiao;Lu, Li-Gong;Li, Jia-Ping
    • Asian Pacific Journal of Cancer Prevention
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    • v.15 no.7
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    • pp.3151-3156
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    • 2014
  • Background: Sorafenib is a promising drug for advanced hepatocellular carcinoma (HCC); however, treatment may be discontinued for multiple reasons, such as progressive disease, adverse events, or the cost of treatment. The consequences of sorafenib discontinuation and continuation are uncertain. Materials and Methods: We retrospectively analyzed 88 HCC patients treated with sorafenib from July 2007 to January 2013. Overall survival (OS), post-disease progression overall survival (pOS), and time to disease progression (TTP) were compared for survival analysis. Cox proportional hazard regression was performed to assess the effect of important factors on OS in the overall patient population and on pOS in patients who continued sorafenib treatment. Results: Sorafenib was discontinued and continued in 24 and 64 patients, respectively. The median OS (355 vs 517 days respectively; p=0.015) and median post-PD OS (260 vs 317 days, respectively; p=0.020) were statistically different between the discontinuation and continuation groups. Neither the median time to first PD nor the time to second PD were significantly different between the 2 groups. In the discontinuation group, 3 of the 24 patients (12.5%) suffered disease outbreaks. In Cox proportional hazard regression analysis after correction for confounding factors, BCLC stage (p=0.002) and PD site (p=0.024) were significantly correlated with pOS in patients who continued sorafenib treatment. Conclusions: Sorafenib discontinuation may cause HCC flares or outbreaks. It is advisable to continue sorafenib treatment after first PD, particularly in patients with Barcelona Clinic Liver Cancer stage B disease or only intrahepatic PD.

Taxane and Anthracycline Based Neoadjuvant Chemotherapy for Locally Advanced Breast Cancer : Institutional Experience

  • Gogia, Ajay;Raina, Vinod;Deo, Suryanarayan Vishnu;Shukla, Nootan Kumar;Mohanti, Bidhu Kalyan;Sharma, Daya Nand
    • Asian Pacific Journal of Cancer Prevention
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    • v.15 no.5
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    • pp.1989-1992
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    • 2014
  • Background: The aim of this study was to assess the response rates (clinical and pathological ) with docetaxel and epirubicin combination chemotherapy and its effect on outcome. Materials and Methods: We retrospectively analysed locally advanced breast cancer (LABC) patients who received NACT from January 2008 to December 2012 in our tertiary care centre. LABC constituted 37% of all breast cancer cases and 120 patients fulfilled the eligibility criteria. The regimens used for NACT were, six cycles of DEC (docetaxel $75mg/m^2$, epirubicin $75mg/m^2$, cyclophosphamide $50mg/m^2$ on Day 1, 3 weekly) and a sequential regimen (4 cycles of FEC, 5-flurouracil $600mg/m^2$, epirubicin $75mg/m^2$, cyclophosphamide $600mg/m^2$ followed by 4 cycles of docetaxel $85mg/m^2$). Results: The median age was 47 years (range 23-72). Ninety six ( 80 %) had T4 disease and 90% had clinically palpable lymph nodes at diagnosis. The median size of primary tumor at presentation was 5.9 cm. Hormone receptor positivity was seen in 55% and HER2/neu positivity, in 25%. Triple negative breast cancers constituted 25 % of the cases. The overall clinical response rate (complete or partial ) was 85% and pathological complete responses were obtained in 15%. Four cases defaulted, 5 patients died of treatment related toxicity and 15% developed febrile neutropenia on DEC. The median duration of follow up was 22 months. The median time to relapse was 20 months and the 3 year relapse free and overall survival rates were 50% and 70% respectively. Conclusions: LABC constituted 37% of all breast cancer cases at our institute. With NACT, pCR was seen in 15% of the cases. Sequential chemotherapy was better tolerated than concurrent anthracyline and taxane chemotherapy with a similar pCR.

Effect of IL-1 Polymorphisms, CYP2C19 Genotype and Antibiotic Resistance on Helicobacter pylori Eradication Comparing Between 10-day Sequential Therapy and 14-day Standard Triple Therapy with Four-Times-Daily-Dosing of Amoxicillin in Thailand: a Prospective Randomized Study

  • Phiphatpatthamaamphan, Kittichet;Vilaichone, Ratha-korn;Siramolpiwat, Sith;Tangaroonsanti, Anupong;Chonprasertsuk, Soonthorn;Bhanthumkomol, Patommatat;Pornthisarn, Bubpha;Mahachai, Varocha
    • Asian Pacific Journal of Cancer Prevention
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    • v.17 no.4
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    • pp.1903-1907
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    • 2016
  • Background: Studies of effects of IL-1 polymorphisms, CYP2C19 genotype together with antibiotic resistance for H. pylori eradication are rare worldwide. The present study was designed to evaluate efficacy of 10-day sequential therapy (SQT) and 14-day standard triple therapy (STT) with four- times-daily dosing of amoxicillin for H. pylori eradication related to these important host and bacterial factors in Thailand. Materials and Methods: This prospective randomized study was performed during March 2015 to January 2016. H. pylori infected gastritis patients were randomized to receive 10-day sequential therapy and 14-day standard triple therapy. CYP2C19 genotyping, IL1 polymorphism (IL-1B and IL-1RN genotypes) and antibiotic susceptibility tests were performed in all patients. 13C-UBT was conducted to confirm H. pylori eradication at least 4 weeks after treatment. Results: A total of 100 patients (33 males and 67 females, mean age=51.1 years) were enrolled. Eradication rate by PP analysis was 97.9% (47/48) with the 10-day SQT regimen and 87.8% (43/49) with 14-day STT regimen (97.9% vs 87.8%; p-value=0.053). Antibiotic susceptibility testing demonstrated 45% resistance to metronidazole, 14.8% to clarithromycin, and 24.1% to levofloxacin. CYP2C19 genotyping revealed 44.9% RM, 49% IM and 6.1% PM. IL-1B and IL-1RN genotypes were demonstrated as 21.4% for CC, 48.1% for TC, 36.8% for TT, 72.7% for 1/1, and 21.2% for 1/2 genotypes, respectively. The 10-day SQT regimen provided 100% eradication in patients with clarithromycin or dual clarithromycin and levofloxacin H. pylori resistant strains. Moreover, the 10-day SQT regimen resulted in a 100% eradication rate in all patients with CYP2C19 genotype RM and almost type of IL-1B (TC and TT) and IL1-RN genotypes ( 1/2 and other). Conclusions: Treatment with 10-day sequential therapy is highly effective for H. pylori eradication regardless of the effects of clarithromycin resistance, dual clarithromycin and levofloxacin resistance, CYP2C19 genotype, IL-1B and IL1-RN genetic polymorphisms and can be used as effective first line therapy in Thailand.

Radiological Downstaging with Neoadjuvant Therapy in Unresectable Gall Bladder Cancer Cases

  • Agrawal, Sushma;Mohan, Lalit;Mourya, Chandan;Neyaz, Zafar;Saxena, Rajan
    • Asian Pacific Journal of Cancer Prevention
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    • v.17 no.4
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    • pp.2137-2140
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    • 2016
  • Background: Gall bladder cancer (GBC) usually presents as unresectable or metastatic disease. We conducted a feasibility study to evaluate the effect of neoadjuvant therapy (NAT) on radiologic downstaging and resectability in unresectable GBC cases. Materials and Methods: Patients with locally advanced disease were treated with chemoradiotherapy [CTRT] ( external radiotherapy (45Gy) along with weekly concurrent cisplatin $35mg/m^2$ and 5-FU 500 mg) and those with positive paraaortic nodes were treated with neoadjuvant chemotherapy [NACT (cisplatin $25mg/m^2$ and gemcitabine $1gm/m^2$ day 1 and 8, 3 weekly for 3 cycles). Radiological assessment was according to RECIST criteria by evaluating downstaging of liver involvement and lymphadenopathy into complete response (CR), partial response (PR), stable disease (SD) and progressive disease (PD). Results: A total of 40 patients were evaluated from January 2012 to December 2014 (CTRT=25, NACT=15). Pretreatment CT scans revealed involvement of hilum (19), liver infiltration (38), duodenum involvement (n=22), colon involvement (n=11), N1 involvement (n=11), N2 disease (n=8), paraaortic LN (n=15), and no lymphadenopathy (n=6). After neoadjuvant therapy, liver involvement showed CR in 11(30%), PR in 4 (10.5%), SD in 15 (39.4%) and lymph node involvement showed CR in 17 (50%), PR in 6 (17.6%), SD in 4 (11.7 %). Six patients (CTRT=2, NACT=4) with 66.6 % and 83% downstaging of liver and lymphnodes respectively underwent extended cholecystectomy. There was 16.6 % and 83.3% rates of histopathological CR of liver and lymph nodes. All resections were R0. Conclusions: Neoadjuvant therapy in unresectable gall bladder cancer results in a 15% resectability rate. This approach has a strong potential in achieving R0 and node negative disease. Radiologic downstaging (CR+PR) of liver involvement is 40.5% and lymphadenopathy is 67.5%. Nodal regression could serve as a predictor of response to neoadjuvant therapy.

The effect of Simulation based KALS(Korean Advanced Life Support)education program on the knowledge and self-efficacy about KALS among nursing students (시뮬레이션 기반 한국형 전문소생술 교육이 간호대학생의 한국형 전문소생술에 대한 지식과 자기효능감에 미치는 효과)

  • Jang, Kyeong-Min;Hwang, Hye-Min
    • Journal of the Korea Academia-Industrial cooperation Society
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    • v.21 no.1
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    • pp.121-128
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    • 2020
  • This study examined the effects and continuity of simulation-based KALS education training on the knowledge and self-efficacy of nursing students. The study participants were 41 nursing students in 4th grade in Gyeonggi-do. KALS education was conducted in January 2018. Data collection was conducted one month before and after KALS education and three months later to check the continuity of education. As a result, the knowledge of KALS before education, after education, and three months later were 8.65, 16.34 (p<.001), and 13.36 (p<.001), respectively. The self-efficacy of KALS before education, after education, and three months later were 2.37, 4.07, and 3.40 (p<.001), respectively. Therefore, simulation-based KALS education training is a suitable teaching method for enhancing the knowledge and self-efficacy of nursing students. On the other hand, re-education measures must be performed after three months to maintain the effectiveness of education.

Treatment Interruption During Concurrent Chemoradiotherapy of Uterine Cervical Cancer; Analysis of Factors and Outcomes

  • Krusun, Srichai;Pesee, Montien;Supakalin, Narudom;Thamronganantasakul, Komsan;Supaadirek, Chunsri;Padoongcharoen, Prawat
    • Asian Pacific Journal of Cancer Prevention
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    • v.15 no.14
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    • pp.5653-5657
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    • 2014
  • Background: To evaluate factors which effect treatment interruption during concurrent chemoradiotherapy (CCRT) and overall survival in patients with uterine cervical cancer stage IB2-IVA in Srinagarind Hospital. Materials and Methods: Between January 2006 and December 2007, 107 patients with stage IB2-IVA as FIGO staging, 2000, were treated with CCRT in Srinagarind Hospital. Factors which caused treatment interruptions and impacted on overall survival were reviewed and analyzed. Results: Twenty of 107 patients had treatment interruption during CCRT in patients with uterine cervical cancer stage IB2-IVA in Srinagarind Hospital. The causes of treatment interruption were as follows: hematologic toxicity was found in 16 of 20 cases, 12 cases with grade 2 and 4 cases with grade 3; three of 20 cases had gastrointestinal toxicities, 1 case with grade 2 and 2 cases with grade 3; one case had grade 3 skin toxicity. The mean total treatment time of the uninterrupted and interrupted groups were significantly different (78.98 days vs 161.80 days, p <0.001). The patients who could tolerate ${\geq}5$ cycles of cisplatin administration had significantly higher mean white blood counts (WBC) ($9,769cells/mm^3$ vs $7,141cells/mm^3$, p=0.02). The mean initial hemoglobin (Hb) in the uninterrupted group was significantly higher than the interrupted group (11.5 mg% vs 10.3 mg%, p=0.03). Other factors including age, KPS, initial platelets, initial serum creatinine levels showed no statistical significance. The 3-year overall survival of the uninterrupted group was better than in the interrupted group (78.6% vs 55.0%, p=0.03). Conclusions: The initial Hb and WBC levels were significantly correlated with treatment interruption during CCRT in patients with uterine cervical cancer. The 3-year overall survival of the uninterrupted group was significantly better than interrupted group. These factors may then be used indirectly to predict the outcomes of treatment.

The Study of the Sham Acupuncture for Acupuncture Clinical Trials (침 임상시험 논문에 적용한 Sham Acupuncture에 대한 고찰)

  • Jung, Chan-Yung;Jang, Min-Gee;Cho, Jae-Yong;Kim, Eun-Jung;Park, In-Shik;Kim, Kap-Sung
    • Journal of Acupuncture Research
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    • v.25 no.6
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    • pp.77-93
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    • 2008
  • Objectives : Though there were many clinical studies of acupuncture effects they didn't have appropriate control group or use another therapy for control group. So, we didn't say it was true acupuncture effect, though subjects in clinical study improved. Recently several sham needles for control group were developed and validated. This study aimed at summarizing the validation studies of these needles and evaluating the control group of the acupuncture clinical study. Methods : Computerized literature searches were performed using 'acupuncture' and 'placebo or sham' with a limitation of the results to RCTs in Pubmed, Sciencedirect, NDSL, KISS, RISS. Data were extracted regarding study design, sample size, acupuncture point, stimulation form, credibility testing. And We have examined 106 acupuncture clinical studies published by Pubmed from January 1, 2005 to April 30, 2008. Data were extracted author's country, subject of study, type of study groups, type of control groups, type of blinding, difference between the results in the control groups. Results : Streitberger's placebo needle, Fink's sham needle, Park sham needle, Kim sham needle were developed. They were validated at domestic and abroad. But the results were deviation depending on the each of the researcher. They has shown that sample, acupuncture points, experiences or knowledge of acupuncture dependent on the results. Recent three years, acupuncture clinical trial had different results. Significant differences between Study group and control group emerged from using other therapy or non-treatment for control group. Many study has no significant differences using sham acupuncture for control groups. Conclusions : Acupuncture clinical studies need to meet several requirements. First of all, they require the basics of randomized controlled clinical studies such as blinding and the accurate implementation and description of randomization. And also need to research the unique circumstances of these studies such as the development of sham acupuncture and blinding method which differs from other clinical trials.

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The Clinical Research of the Effectiveness of Pharmacopuncture Complex Therapy on Peripheral Facial Paralysis - Hominis Placenta Pharmacopuncture Therapy and Sweet Bee Venom Therapy - (말초성 안면신경마비에 대한 약침병행치료 효능의 임상적 고찰 - 자하거 약침과 Sweet Bee Venom을 중심으로 -)

  • Park, Jae-Heung;Jang, Sun-Hee;Lee, Chang-Hwan;Ku, Ji-Young;Jeun, Dae-Seong;Ahn, Chang-Beohm;Kim, Cheol-Hong;Song, Choon-Ho;Yoon, Hyun-Min
    • Journal of Acupuncture Research
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    • v.27 no.2
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    • pp.79-87
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    • 2010
  • Objectives : The aim of this study is to investigate the effect of Hominis Placenta pharmacopuncture therapy and sweet bee venom therapy on peripheral facial paralysis. Methods : Clinical studies were done 36 patients who were treated peripheral facial paralysis to Dept. of Acupuncture and Moxibusition, of Oriental Medicine Dong-Eui University from June 15, 2009 to January 5, 2010. Subjects were randomly divided into 2 groups. : Hominis Placenta Pharmacopuncture treated group (group A, n=18), sweet bee venom treated group (group B, n=18). In group A, we treated patients with dry needle acupuncture and Hominis Placenta pharmacopuncture therapy. In group B, we treated patients with dry needle acupuncture and sweet bee venom therapy. All process of treatment were performed by double blinding method. To investigate the effectiveness of treatment applied for two groups, we used Yanagihara's unweighed grading system at before treatment, after 1week, 2weeks, 3weeks and 4weeks of treatment. Results : The Yanagihara's scores of group B were higher than those of group A, but not statistically significant. The improvement indexs of group A and group B were different, but not statistically significant. Conclusions : There were no significant differences statistically between Hominis Placenta pharmacopuncture therapy and sweet bee venom therapy on peripheral facial paralysis.