• 제목/요약/키워드: Multi-Level Logistic Regression

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대도시 거주자들의 주거불안정 영향요인에 관한 다층분석 (A Multi-Level Analysis of Influential Factors of Residents' Housing Instability in Korean Metropolitan Environments)

  • 이민주
    • 지역연구
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    • 제36권4호
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    • pp.57-67
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    • 2020
  • 최근 대도시를 중심으로 주택가격의 급격한 상승에 따라 서민들의 주거안정도 크게 위협받고 있다. 본 연구는 대도시 거주자들의 주거불안정성에 주목하여 이에 영향을 미치는 요인을 분석하였다. 특히, 기존의 선행연구들이 주거비부담능력이 낮은 가구들의 주거불안 경험과 이에 따른 그들의 삶의 변화를 보여주는 데 주목해온 것과 달리, 본 연구에서는 거주지역의 공간적 개방성, 커뮤니티 특성 등 지역특성이 거주자들의 주거불안 경험을 완화 또는 심화시킬 수 있다는 점에 주목하여 이에 대한 영향력을 실증분석하였다. 대도시 거주자들의 주거불안정 영향요인을 분석하기 위한 자료로 2017년도 주거실태조사를 활용하여 다층로짓모형(Multi-level Logistic Model)을 통해 분석하였다. 분석 결과는 가구의 주거비 부담능력과 같은 가구특성뿐만 아니라 주택 재고, 저렴한 주택 가격, 사회적 관계망 등 지역 특성의 영향력 또한 확인하였다. 이러한 결과는 지역의 공간적 포용성 증진이 주민들의 주거불안정을 완화하는 데 긍정적인 영향을 미칠 것임을 시사한다. 논의를 바탕으로 본 연구는 주거불안정을 도시정책 차원에서 주목하고, 이를 완화해나가기 위한 정책적 노력이 필요함을 제안한다.

지역별 응급의료 접근성이 환자의 예후 및 응급의료비 지출에 미치는 영향 (Impact of Regional Emergency Medical Access on Patients' Prognosis and Emergency Medical Expenditure)

  • 김연진;이태진
    • 보건행정학회지
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    • 제30권3호
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    • pp.399-408
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    • 2020
  • Background: The purpose of this study was to examine the impact of the regional characteristics on the accessibility of emergency care and the impact of emergency medical accessibility on the patients' prognosis and the emergency medical expenditure. Methods: This study used the 13th beta version 1.6 annual data of Korea Health Panel and the statistics from the Korean Statistical Information Service. The sample included 8,119 patients who visited the emergency centers between year 2013 and 2017. The arrival time, which indicated medical access, was used as dependent variable for multi-level analysis. For ordinal logistic regression and multiple regression, the arrival time was used as independent variable while patients' prognosis and emergency medical expenditure were used as dependent variables. Results: The results for the multi-level analysis in both the individual and regional variables showed that as the number of emergency medical institutions per 100 km2 area increased, the time required to reach emergency centers significantly decreased. Ordinal logistic regression and multiple regression results showed that as the arrival time increased, the patients' prognosis significantly worsened and the emergency medical expenses significantly increased. Conclusion: In conclusion, the access to emergency care was affected by regional characteristics and affected patient outcomes and emergency medical expenditure.

다수준분석을 활용한 개인특성 및 지역환경에 따른 우울증 관련 영향요인 분석 (Related Factors of Depression according to Individual Attributes and Regional Environment: Using Multi-Level Analysis)

  • 문석준;이가람;남은우
    • 보건행정학회지
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    • 제30권3호
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    • pp.355-365
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    • 2020
  • Background: This study is aimed to verify individual and regional-level factors affecting the depression of Koreans and to develop social programs for improving the depressive status. Methods: This study used individual-level variables from the Korean Community Health Survey (2018) and used the e-regional index of the Korean Statistical Information Service as the regional-level variable. A multi-level logistic regression was executed to identify individual and regional-level variables that were expected to affect the extent of depressive symptoms and to draw the receiver operating characteristic curve to compare the volume of impact between variables from both levels. Results: The results of the multi-level logistic regression analysis in regards to individual-level factors showed that older age, female gender, a lower income level, a lower education level, not having a spouse, the practice of walking, the consumption of breakfast higher levels of stress, and having high blood pressure or diabetes were associated with a greater increase in depressive symptoms. In terms of regional factors, areas with fewer cultural facilities and fewer car registration had higher levels of depressive symptoms. The comparison of area under the curve showed that individual factors had a greater influence than regional factors. Conclusion: This study showed that while both, individual and regional-level factors affect depression, the influence of the latter was relatively weaker as compared to the first. In this sense, it is necessary to develop programs focused on the individual, such as social prescribing at the local or community-level, rather than the city and nation-level approach that are currently prevalent.

한국 성인의 당뇨병 미진단 비율 영향요인: 2차 자료 분석 연구 (Factors related to undiagnosed diabetes in Korean adults: a secondary data analysis)

  • 김보현
    • Journal of Korean Biological Nursing Science
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    • 제25권4호
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    • pp.295-305
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    • 2023
  • Purpose: This study compared health behaviors and health-related clinical characteristics between individuals with normal glucose levels without diabetes and those with undiagnosed diabetes. Factors that were associated with undiagnosed diabetes were identified by sex. Methods: This was an observational study with a cross-sectional design based on data from the eighth Korea National Health and Nutrition Examination Survey, which used a stratified, multi-stage, cluster-sampling design to obtain a nationally representative sample. Multiple logistic regression analysis was employed to compute the odds ratios of health behaviors and clinical characteristics to identify risk factors for undiagnosed diabetes. Results: The overall prevalence of undiagnosed diabetes was 5.2% (weighted %, n = 700, p < .001). Among individuals with undiagnosed diabetes, 58.3% were men. Univariate logistic regression for undiagnosed diabetes identified sex, age, house income, educational level, and triglycerides as influencing factors. In multiple logistic regression by sex, the factors associated with undiagnosed diabetes in men were age, perceived health status, a diagnosis of angina, and triglycerides. Conclusion: Strategies should be targeted to improve health behaviors and clinical characteristics for specific age groups, men in bad perceived health status, women with high systolic blood pressure, and high triglycerides. Moreover, healthcare providers should understand the barriers to health behaviors and health-related quality of life to effectively deliver healthcare services.

다층모형을 활용한 인천광역시 원도심 빈집 발생의 영향요인 분석 (Investigating Drivers of Housing Vacancy in Old Town Incheon using Multi-level Analysis)

  • 이다예
    • 지적과 국토정보
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    • 제50권2호
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    • pp.237-254
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    • 2020
  • 빈집문제에 대한 사회적 관심이 높아지면서 국가와 지자체 차원에서 문제를 해소하기 위한 노력을 지속하고 있다. 문제에 대한 적절한 처방을 위해서는 빈집 발생의 원인에 대한 분석이 선행되어야 한다. 본 연구는 인천광역시 원도심을 대상으로 빈집 발생 영향요인을 분석하는 데 목적을 두었다. 특히, 주택, 근린 차원의 미시적 환경과 지역 차원의 거시적 환경의 영향을 종합적으로 살펴보는데 집중하였다. 분석에 앞서 문헌 고찰을 통해 빈집 발생의 다양한 영향요인을 탐색하였으며, 주택(1수준), 근린(2수준), 지역(3수준) 3개의 수준으로 구성된 다층모형(multi-level model)을 구축하고 분석을 수행하였다. 분석 결과 주택 부지의 규모, 형상, 접도 여부가 빈집 발생과 밀접하며, 근린 내 경사도와 정비구역 지정의 영향이 작용하는 것으로 나타났다. 또한, 독거노인 가구 비율과 공시지가, 지가변화율, 신규 주택 비율 등 지역 수준의 영향도 유의한 것으로 나타났다. 이러한 결과는 주택 부지와 근린환경의 물리적 열악함, 지역의 경제적·사회적 취약성이 복합적으로 작용하여 빈집 발생 가능성을 높인다는 것을 보여준다. 본 연구에서는 분석 결과를 토대로 빈집문제 해소를 위한 다차원적 대응 전략이 필요하며, 정비구역 지정이나 신규주택 공급 등의 정책 결정으로 인해 빈집이 발생하지 않도록 하여야 한다는 시사점을 제시하였다.

다문화가족 청소년의 성별에 따른 주관적 구강증상경험의 비교 연구 (A comparative study of subjective oral symptom experiences according to gender in adolescents of multi-cultural families)

  • 박지영;정기옥
    • 한국치위생학회지
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    • 제19권2호
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    • pp.287-295
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    • 2019
  • Objectives: The purpose of this study was to investigate the factors affecting subjective oral symptoms according to the gender of youth from multi-cultural families in Korea using data from the 14th (2018) Korean Youth Health Behavior Survey. Methods: The independent variables used in this study consisted of gender and sweet drink intake. The dependent variable was experience of subjective oral symptoms. Compensation variables consisted of general characteristics of school type, academic performance, economic status, drinking status, smoking status, and number of tooth brushings day before. The subjects of the study were 835 children of multi-cultural families whose parents were foreigners. All statistical analyses were performed by complex samples cross-tabulation analysis and complex samples logistic regression analysis. Statistical analysis was performed using the PASW statistical package 21.0 (Statistical Packages for Social Science Inc., Chicago, IL, USA). A significance level of 0.05 was used for statistical significance. Results: The composite sample logistic regression analysis showed that there was a statistically significant difference between gender and intake of sweet drinks in experience of subjective oral symptoms. Conclusions: These results suggest that factors influence subjective oral symptoms in Korean multi-cultural adolescents. Therefore, I hope that they will be used as basic data for the introduction and development of a customized oral health education program for improving oral health of multi-cultural adolescents.

A Multi-level Analysis of Factors Affecting Participation in Health Screenings in Korea: A Focus on Household and Regional Factors

  • Park, So Yoon;Shin, Young-jeon
    • Journal of Preventive Medicine and Public Health
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    • 제55권2호
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    • pp.153-163
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    • 2022
  • Objectives: This study divided the factors that affect participation in health screenings into individual, household, and regional levels and conducted a multi-level analysis to identify the factors related to participation in health screenings. Methods: Participants from the 2017 Community Health Survey were classified into 2 groups (under 40 and 40 or older). A multi-level logistic regression analysis was conducted to identify the factors that affected participation in health screenings. Results: The screening rate of the participants was 69.7%, and it was higher among participants aged 40 and older (80.3%) than it was among participants younger than 40 (49.8%). At the individual level, the factors that influenced participation in health screenings included age, economic activity, smoking status, physician-diagnosed hypertension, and a moderate or high physical activity level. At the household level, the odds ratio of participation in health screenings was high for participants who lived in single-person households, lived with a spouse, earned a high monthly household income, and were not beneficiaries of national basic livelihood security. At the regional level, the odds ratio at the 95% confidence interval level of participation in health screenings was high for participants who had trust in the local community and lived in an area with a proportionally high social welfare budget. Conclusions: This study analyzed nationalwide data and confirmed that individual, household, and regional characteristics affected participation in health screenings. Therefore, policies that prioritize the improvement of regional level factors and especially household level factors are likely to be the most effective for improving the screening rate.

청소년의 흡연에 영향을 미치는 사회적 요인으로서의 학교 흡연율: 다수준 분석의 적용 (School Smoking Rate as a Social Factor Affecting the Adolescent Smoking in Korea: Multilevel Analysis)

  • 변진옥;조영태
    • 보건교육건강증진학회지
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    • 제27권4호
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    • pp.7-16
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    • 2010
  • Objectives: To obtain a more intensive understanding smoking behaviors of young adolescent in the contexts of schools which they attend, this study examined the effects of individual and school level factors divided into psychological and social factors respectively. Methods: Multilevel logistic regression analysis was used to test the effects of school smoking rates on 1 year smoking experience of individual pupils in a sample of 3,449 students from 100 middle schools in Korea. Results: The results of multilevel analysis revealed the importance of social factors in three environments. Especially the social factors in school level, which were sense of school membership and school smoking rate, explained the variances between groups dropping the school effect from 0.194 to 0.046. Conclusion: This study suggests that adolescents' smoking behaviors are related to the multi dimensional and multi level factors. To reduce young adults' smoking rate, school level intervention should not be ignored.

무릎들기 작업 시 전신피로 감지 수준과 근육 피로도를 활용한 다면적 피로현상 모델링 (Modeling the Multi-Dimensional Phenomenon of Fatiguing by Assessing the Perceived Whole Body Fatigue and Local Muscle Fatigue During Squat Lifting)

  • 임란아흐마드;김정룡
    • 산업경영시스템학회지
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    • 제41권4호
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    • pp.1-8
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    • 2018
  • Whole body fatigue detection is an important phenomenon and the factors contributing to whole body fatigue can be controlled if a mathematical model is available for its assessment. This research study aims at developing a model that categorizes whole body exertion into fatigued and non-fatigued states based on physiological and perceived variables. For this purpose, logistic regression was used to categorize the fatigued and non-fatigued subject as dichotomous variable. Normalized mean power frequency of eight muscles from 25 subjects was taken as physiological variable along with the heart rate while Borg scale ratings were taken as perceived variables. The logit function was used to develop the logistic regression model. The coefficients of all the variables were found and significance level was checked. The detection accuracy of the model for fatigued and non-fatigues subjects was 83% and 95% respectively. It was observed that the mean power frequency of anterior deltoid and the Borg scale ratings of upper and lower extremities were significant in predicting the whole body fatigued when evaluated dichotomously (p < 0.05). The findings can help in better understanding of the importance of combined physiological and perceived exertion in designing the rest breaks for workers involved in squat lifting tasks in industrial as well as health sectors.

Socio-Demographic Correlates of Participation in Mammography: A Survey among Women Aged between 35-69 in Tehran, Iran

  • Samah, Asnarulkhadi Abu;Ahmadian, Maryam
    • Asian Pacific Journal of Cancer Prevention
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    • 제13권6호
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    • pp.2717-2720
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    • 2012
  • Background: The rates of breast cancer have increased over the past two decades, and this raises concern about physical, psychological and social well-being of women with breast cancer. Further, few women really want to do breast cancer screening. We here investigated the socio-demographic correlates of mammography participation among 400 asymptomatic Iranian women aged between 35 and 69. Methods: A cross-sectional survey was conducted at the four outpatient clinics of general hospitals in Tehran during the period from July through October, 2009. Bi-variate analyses and multi-variate binary logistic regression were employed to find the socio-demographic predictors of mammography utilization among participants. Results: The rate of mammography participation was 21.5% and relatively high because of access to general hospital services. More women who had undergone mammography were graduates from university or college, had full-time or part-time employment, were insured whether public or private, reported a positive family history of breast cancer, and were in the middle income level (all P<0.01).The largest number of participating women was in the age range of 41 to 50 years. The results of multivariate logistic regression further showed that education (95%CI: 0.131-0.622), monthly income (95%CI: 0.038-0.945), and family history of breast cancer (95%CI: 1.97-9.28) were significantly associated (all P<0.05) with mammography participation. Conclusions: The most important issue for a successful screening program is participation. Using a random sample, this study found that the potential predictor variables of mammography participation included a higher education level, a middle income level, and a positive family history of breast cancer for Iranian women, after adjusting for all other demographic variables in the model.