• Title/Summary/Keyword: proportional sampling

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Sexual Behavior, Health Risk Behaviors Related to Reproductive Health, and Sexual Experiences among Korean College Students (한국 대학생의 성행동, 생식건강 관련 건강행위, 성경험 특성 실태)

  • Shin, Kyung-Rim;Park, Hyo-Jung;Bae, Kyung-Eui;Cha, Chi-Young
    • Korean Journal of Adult Nursing
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    • v.22 no.6
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    • pp.624-633
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    • 2010
  • Purpose: The purpose of this study was to describe the sexual behavior, health risk related to reproductive health, and characteristics of sexual experience among college students in Korea. Methods: Six thousands college students were selected through proportional quota sampling based on region, college, and gender. Structured questionnaires were used for data collection. Descriptive statistics and chi-square test were used to describe the data. Results: Thirty eight percent (N=2,285) of the participants reported sexual intercourse. The mean age of first time sexual intercourse was 19.3 years old. Respondents reported the following health risks such as smoking, drinking, not exercising, no regular meal patterns, chronic disease status, and weight loss over 10 kg in the past three months showed significant differences by sexual intercourse experience (p<.01). Among those who had sexual intercourse experiences, 7.1% of them reported having a history of STDs and 11.6% reported a pregnancy or pregnancy of one's partner. Conclusion: The findings of this study reflect the current trends of sex behaviors among college students and correlations between health risks related to reproductive health and sexual intercourse experiences. Developing reproductive health education programs based on the findings and providing the programs to college students through a school nurse is suggested.

Retirement attitude of korean dental technicians (한국 치과기공사의 은퇴태도)

  • Lee, Sun-Kyoung;Hwang, Kyung-Sook;Hwang, Seong-Sig;Park, Yong-Duk;Seong, Jeong-Min
    • Journal of Technologic Dentistry
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    • v.37 no.4
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    • pp.253-259
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    • 2015
  • Purpose: The purpose of the study is to investigate the need for the retirement attitude of korean dental technicians. Retirement attitude is important in the study of retirement planning. Methods: A total of 778 dental technicians were selected by proportional stratified by region compared to extraction sampling from a list of korea dental technician association in 2012. The final sample size was 386. Questionnaires consisted of 10 questions general characteristics, 9 questions for the current life satisfaction and retirement preparation, and 4 questions about retirement attitudes on a Likert 5 scale. Cronbach's alpha was 0.812 in the study. All statistical analyzed were performed using SPSS 14.0(Statistical Packages for Social Science Ver. 14.0. Chicago, IL, USA). Results: An average of $3.01{\pm}0.8$ dental technicians were retirement attitude. To affect retirement attitude marital status, age, subjective health status, assets satisfaction, job type, job satisfaction and the economic outlook was living after retirement (p <0.05). Conclusion: This study suggested that retirement attitude of korean dental technicians was very important and the preparation must be connected with the social welfare policy.

A Study for Construction of the Monthly Rent Price Survey (월세가격동향조사 구축을 위한 연구)

  • Park, Jin-Woo;Baek, Sung-Jun;Lee, Ki-Jae
    • Survey Research
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    • v.9 no.3
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    • pp.1-21
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    • 2008
  • The housing market in Korea had mainly consisted of Maemae(purchasing market) and Chonsei(rental market). Since 1997 foreign exchange crisis, the rental housing market has experienced substantial changes in preferred rental contracts between Chonsei and monthly-rent. Even though monthly-rent has taken a substantial portion of housing rental contracts, not yet reliable monthly-rent index has been developed. Furthermore, it isn't obvious to define monthly-rent because there are many types of monthly rent structures from full-monthly-rent to monthly-rent-with-variable-deposit. This study is the basic research of developing a housing price index of monthly-rent in accordance with the existing price index of Maemae and Chonsei in Korea. This research has been carried out with the following contents: (1) Constructing the actually desirable concept of monthly-rent through examining monthly-rental market in Korea. (2) Selecting the reasonable method to investigate monthly-rental market, especially monthly-rent-with-variable -deposit. (3) Designing monthly-rental market samples and calculating the price index of monthly-rent based on 2005 Census.

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An Empirical Study on General Deterrence Effects of the On-site Investigation System in the Korean National Health Insurance (건강보험 현지조사제도에서 일반적 억제이론에 대한 경험적 연구)

  • Kang, Hee-Chung;Hong, Jae-Seok;Kim, Se-Ra;Choi, Jee-Sook
    • Health Policy and Management
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    • v.19 no.3
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    • pp.109-124
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    • 2009
  • Background: This study aimed to examine whether cases of punishing false claimants threat general physicians to check their medical cost claims with care to avoid being suspected, and identify empirically general deterrence effects of the on-site investigation system in the Korean National Health Insurance. Methods: 800 clinics were selected among a total of 15,443 clinics that had no experience of on-site investigation until June 2007 using a stratified proportional systematic sampling method. We conducted logistic multiple regression to examine the association between factors related to provider's perception of on-site investigation and high level of perceived deterrence referring to fear of punishment after adjusting provider's service experiences and general characteristics. Results: The probability of high perceived deterrence was higher 1.7 times (CI: 1.13-2.56), 2.73 times (CI: 1.68-4.45) each among clinics exchanging the information once or more per year or once or more for 2-3 months than among clinics no exchanging the information about on-site investigation. Also, the probability of high perceived deterrence was higher 2.27 times (CI: 1.28-4.45) among clinics that knows more than 3 health care institutions having experienced an on-site investigation than among clinics knowing no case. Conclusion: A clinic knowing more punishment cases by onsite investigation and exchanging more frequently information about on-site investigation is likely to present high perceived deterrence. This result will provide important information to enlarge preventive effects of on-site investigation on fraud and abuse claims.

Cognitive Impairment, Behavioral Problems, and Mental Health in Institutionalized Korean Elders -An Eligibility Issue for Care Settings- (기관별 입원/입소 노인의 인지.행동장애 및 정신건강 문제에 관한 조사연구 -노인 장기 요양 대상자의 입소기관별 적격성(eligibility) 여부를 중심으로-)

  • Kim, Hyun-Sil;Jung, Young-Mi;Lee, Hung-Sa
    • Journal of Korean Academy of Nursing
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    • v.39 no.5
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    • pp.741-750
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    • 2009
  • Purpose: The purpose of this study was to identify the prevalence of cognitive impairment, behavioral problems, and the state of mental health for elderly Korean people who have been institutionalized. Methods: A cross-sectional, nationwide survey was performed using an anonymous questionnaire. The participants in this study were 2,521 institutionalized elderly Korean people. A proportional stratified random sampling method was employed. Results: 1) Elders admitted to subacute hospitals and long term care (LTC) facilities showed a higher level of cognitive impairment compared to elders admitted to acute care hospitals. 2) Elders confined in LTC facilities showed a higher level of behavioral problems compared to elders in acute or subacute hospitals. 3) Elders admitted to subacute hospitals and LTC facilities showed more serious mental health problems, such as depression or suicidal ideation, compared to elders in acute care hospitals. Conclusion: The results of this study indicate that the severity of cognitive-behavioral or mental health problems do not match well with type of care setting. Therefore, health personnel working with elderly people should be provided guidance on detection and management of cognitive-behavioral and mental health problems. The necessity of a decision support system for eligibility and placement in long-term care is also discussed.

The Comparison of Functional Status and the Level of Health Care Needs in Elderly Koreans in Health Care Institutions (요양기관별 한국노인의 기능상태와 장기요양등급 비교)

  • Kim, Hyun-Sil;Jung, Young-Mi;Lee, Hung-Sa;Cho, Yoo-Hyang;Yoo, In-Young
    • Research in Community and Public Health Nursing
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    • v.21 no.4
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    • pp.386-397
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    • 2010
  • Purpose: The purpose of this study was to compare functional status and the level of health care needs in elderly Koreans in health care institutions. Methods: Data were collected from 2,521 elderly patients admitted in 50 health care institutions (hospitals, oriental hospitals, geriatric hospitals, and health care facilities) selected through proportional stratified sampling in 2008. We used a long-term care (LTC) assessment tool developed by the government, which consists of 52 items with 5 subscales. Results: Statistically significant differences were detected in functional status and the level of health care needs among the subjects in different health care institutions. Of the sample population in geriatric hospitals, 48.9% were eligible for LTC Category 1, 20.9% for Category 2, and 17.2% for Category 3, and 13.1% of the subjects were not eligible for any of the categories. Of the sample population in health care facilities, 29.9% were eligible for LTC Category 1, 20.5% for Category 2, and 21.8% for Category 3, and 27.0% of the subjects were not eligible for any of the categories. Conclusion: The findings of this study indicate the necessity of the development of an evaluation system that helps determine whether a subject is eligible for LTC.

Influence of Experiences of Witnessing Tobacco Advertising and Preferences of Tobacco Companies' Social Responsibility on Current and Future Smoking Intentions in Adolescents (담배광고 목격경험과 담배회사의 사회공헌활동에 대한 선호도가 청소년의 현재 흡연과 미래 흡연의도에 미치는 영향)

  • Shin, Sung Rae;Shin, Sun Hwa;Lee, Bok Keun;Yang, Jin Hee
    • Research in Community and Public Health Nursing
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    • v.25 no.1
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    • pp.33-43
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    • 2014
  • Purpose: To evaluate the influence of experiences of witnessing tobacco advertising and preferences of tobacco companies' social responsibility (CSR) on current and future smoking intentions in adolescents. Methods: Data were collected from 700 adolescents living in Korea representing 7 metropolitan cities and 8 provinces in the method of proportional random sampling. The Gallup's data collection system was adopted using 1:1 face to face interviews. The witness of tobacco advertising was determined by 'yes', or 'no' responses to three survey items and to four survey items for preferences of tobacco CSR. For statistical analysis, ${\chi}^2$ test, Fisher's exact test and logistic regression were used. Results: 98.4% of the adolescents had experiences of witnessing tobacco advertising. POP (OR=103.44, 95% CI: 8.22~1301.45) and magazine advertisement (OR=6.07, 95% CI: 1.34~22.58) had a significant effect on their current smoking. Also, POP (${\beta}$=.24, p<.001) and movie advertisement (${\beta}$=.42, p<.001) had a significant effect on their future smoking intentions. As for the preferences of tobacco CSR, cultural-art support activities (${\beta}$=.15, p=.025) and environmental purifying campaigns (${\beta}$=-.15, p=.034) had a significant effect on their future smoking intentions. Conclusion: Witness of tobacco advertising and positive responses to tobacco CSR are associated with current and future smoking intentions in adolescents.

The Attitude, Use and Adverse Effects of Complementary and Alternative Medicine (CAM) Therapies among Vulnerable, Community Dwelling Old Adults (재가 취약계층 노인의 보완대체요법에 대한 태도, 이용 및 유해반응)

  • Park, Young Im;Song, Mi Sook;Ahn, Okhee;Yang, Soon Ok;Lee, Insook;Hyun, Hye Sun
    • Research in Community and Public Health Nursing
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    • v.25 no.1
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    • pp.1-11
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    • 2014
  • Purpose: The purpose of this study is to obtain information of use of complementary and alternative medicines (CAMs) and any reported adverse effects of them on vulnerable elders in a community. Methods: 1,837 elderly subjects aged 65 or higher with health problems were selected from those who were enrolled in a public health care center and received visiting health management services. A proportional stratified sampling method was used. Data collection was completed by face to face interviews using a structured questionnaire. The descriptive statistics and ${\chi}^2$-test were used to analyze the data. Results: The prevalence of CAM use last year was 57.5%, and 10.4% of the subjects reported adverse effects of the therapies. The mean score of the subjects' attitudes towards CAM was $4.1{\pm}3.44$ (range 1~10). The major sources of advice and exposure to CAM therapies were most likely to be from family and friends (72.5%). The primary reason for choosing CAM was to manage symptoms and relieve pain (86.6%). Conclusion: These findings suggest the need to develop nursing strategies for reducing and preventing adverse effects of CAM use by promoting awareness of using safe and appropriate CAM therapies.

Adolescents' Use of Harmful Environment and Correlates of Risk Health Behaviors (청소년의 학교주변 유해환경 이용과 건강위험형태 분석)

  • 이호진;이명선
    • Korean Journal of Health Education and Promotion
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    • v.18 no.2
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    • pp.129-140
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    • 2001
  • Harmful environment around school area have been increased with socio-economic development in Korea. Those entertainment facilities have caused a negative effect on the learning environment in many schools. As a result of increased entertainment harmful facilities in school area, the numbers of deviant behaviors such as drinking, smoking, substance abuse and sexual activity among junior high school students have been significantly increased. Given this situation, the aim of this study was to describe the distribution of the facilities; to access applied(experience) of the facilities according to students demographic variables; and to identify the relationship between use of the facilities and students risk health behaviors such as smoking, drinking, substance abuse and sexual activity. The field theory was used to study the relationship between the use of the facilities and risk health behaviors among students. A self-administered questionnaire survey was conducted in Korea. 2,114 junior and senior high school students(middle and high school students) were recruited by the method of proportional stratified random sampling from June to July 2000. Results indicated that: 1) The rates of using game centers, PC rooms, Song rooms and comic rooms were 78.3%, 75.6%, 71.6%, and 34.3% respectively. 2) High school students visited the entertainment facilities significantly more than middle school students(p〈0.001). 3) The rates of using facilities near schools were significantly associated with parents job(p〈0.05). 4) The rates of drinking, smoking, drug abuse, and sexual activity were 21.6%, 11.9%, 4.3% and 1.6% respectively. 5) Risk health behaviors such as smoking(p〈0.001) and drinking(p〈0.001), amount of smoking and drinking(p〈0.001) and sexual activity(p〈0.05) were associated with the experience of using the facilities. Those who had drinking experience were more likely to go the facilities than those without drinking experience. Also, those who were smoker had higher probability of going using the facilities than non-smokers.

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Reliability and Validity of the Evaluation of Korean Cancer Pain Assessment Tool(K-CPAT) (표준형 성인 암성 통증 평가 도구(K-CPAT): 설문조사의 신뢰도 및 타당도 평가)

  • Choi, Youn-Seon;Park, Jin-No;Lee, Myung-Ah;Yeom, Chang-Hwan;Jang, Se-Kwon;Lee, June-Young
    • Journal of Hospice and Palliative Care
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    • v.6 no.2
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    • pp.152-163
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    • 2003
  • Pupose : The Korean cancer pain assessment tool (K-CPAT) was developed in 2003 is consisted of questions concerning the pain location, quality of pain, present pain intensity, symptoms associated with pain, and psychosocial/spiritual pain assessments. This study was done to evaluate the reliability and validity of K-CPAT. Methods : A Stratified, proportional-quota, clustered, systematic sampling has been employed. Study population (903 cancer patients) was 1% of the target population (90,252 cancer patients). A total of 314 (34.8%) questionnaires have been collected. Results : Average pain score (5 Likert scale) by cancer type and at-present average pain score (VAS, $0{\sim}10$) were correlated (r=0.56, P<0.0001), and showed a moderate agreement (kappa=0.364). Mean score of satisfaction was 3.8 ($1{\sim}5$). The average time of completion of the questionnaire was 8.9 minutes. Conclusions: The K-CAPT is a reliable and valid instrument for the assessment of Cancer Pain for Korean.

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