[How Does Advance Provision of Emergency Contraceptives Affect Contraceptive Use and Sexual Activity Among Adolescents? Systematic Review and Meta-Analysis].

Purpose: The purpose of this study was to analyze the effect of emergency contraceptive pill on adolescent sexuality and contraceptive behaviors through a meta - analysis of intervention studies on advance provision of emergency contraceptives. This study aimed to provide objective data on the transition of general medicines to be discussed in relation to the reclassification of emergency contraceptive pills.

Methods: Using electronic database, 1,820 studies written in Korean or English without limitation of the year were reviewed and for analysis, 5 studies were selected, in which emergency contraceptives were provided to adolescents.

Latent profile analysis of lifestyle characteristics and health risk behaviors among Koreans who have completed industrial accident care.

This study investigated the characteristics and health behavior profiles of 1,803 workers who had experienced industrial accidents. Average weekly exercise days, average number of cigarettes smoked per day, average daily sleep duration, and number of days of alcohol consumption were selected to investigate health behavior profiles. Specifically, latent profile analysis was applied to identify the health behavior profiles of people who had completed industrial accident care; the latent classes were the health-conscious type (n=240), the potential-risk type (n=850), and the high-risk type (n=713).

Development of a Breastfeeding Effectiveness Scale (BES).

Purpose: The purpose of this study was to develop and evaluate breastfeeding effectiveness scale to measure effectiveness of breastfeeding for mothers in the early postpartum period.

Methods: A conceptual framework was constructed from properties of effective breastfeeding (Yang and Seo, 2011), and item construction was derived from literature review and analysis of the data along with interviews with breastfeeding mothers. Content validity was tested by experts.

[Development and effects of emotional intelligence program for undergraduate nursing students: mixed methods research].

Purpose: This study was conducted to develop and test the effects of an emotional intelligence program for undergraduate nursing students.

Methods: The study design was a mixed method research. Participants were 36 nursing students (intervention group: 17, control group: 19).

[Structural relationship of burnout and related variables among family caregivers of cancer patients].

Purpose: The purpose of this study was to construct a structural equational model to explain and predict burnout in family caregivers of patients with cancer. The study was based on the Stress-Appraisal-Coping Model of Lazarus and Folkman (1984) and Family Stress Theory (Hill, 1958).

Methods: Data were collected from July 10 to September 30, 2012 through direct interviews and a self-report questionnaire survey.