Factors associated with post acute care utilization after mastectomy for breast cancer patients.

Background: Although the demand for care immediately after mastectomy is rising, and such medical services are referred to as post-acute care (PAC), there is limited evidence on the factors influencing PAC choices among these patients in Korea.

Methods: A total of 106,670 patients diagnosed with breast cancer and undergoing mastectomy were extracted from the Central Cancer Registry data from 2012 to 2019 using Public Cancer Library data of KCURE. PAC was defined as utilization of long-term care hospital (LTCH), hospital-based nursing care (HBNC), or HBC (hospital-based care) within 2 months post-surgery.

Effect of Chronic Kidney Disease on All-Cause Mortality After Hip Fracture Surgery: A Retrospective Cohort Study.

In this retrospective cohort study, we investigated: (1) The impact of comorbid chronic kidney disease (CKD) on postoperative mortality in patients with a hip fracture; (2) mortality variations by dialysis type, potentially indicating CKD stage; (3) the efficacy of different hip fracture surgical methods in reducing mortality for patients with CKD. This study included 25,760 patients from the Korean National Health Insurance Service-Senior cohort (2002-2019) who underwent hip fracture surgery. Participants were categorized as CKD and Non-CKD.

Association between nurse staffing level in intensive care settings and hospital-acquired pneumonia among surgery patients: result from the Korea National Health Insurance cohort.

This study examined the association between the number of nursing staff in intensive care units (ICUs) and hospital-acquired pneumonia (HAP) among surgical patients in South Korea. Data were obtained between 2008 and 2019 from the Korean National Health Insurance Service Cohort Database; 37,706 surgical patients who received critical care services were included in the analysis. Patients with a history of pneumonia 1 year prior to surgery or those who had undergone lung-related surgery were excluded.

Trends in private caregiving cost after implementing a comprehensive nursing service covered by national health insurance: Interrupted time series.

Background: The Korean government has implemented a comprehensive nursing care service system (CNS) to mitigate the stress faced by caregivers.

Objective: This study aimed to assess trends in the estimated average costs of private caregiving and determine the difference in costs between those using CNS and those not using it.

Design: A comparative interrupted time series analysis with a 2-year lag period verified total private caregiving cost trends; biannual differences in costs were evaluated based on using CNS.

Impact of Cardiac Rehabilitation Health Insurance Coverage on Cardiac Rehabilitation Use in Korea Using an Interrupted Time Series.

Background: Since 2017, the cardiac rehabilitation (CR) program in Korea has been included in the coverage provided by the National Health Insurance to alleviate financial burden. Our study aimed to identify changes in the CR program use according to the implementation of CR coverage.

Methods And Results: We obtained data from the electronic medical records of a tertiary hospital in Seoul, Korea from January 2014 to February 2020.

Association between prevalence and severity of chronic kidney disease and employment status: a nationwide study in Korea.

Background: The prevalence of chronic kidney disease (CKD) is increasing globally, and understanding the association between CKD and employment status is crucial. This cross-sectional study aimed to investigate the association of CKD with employment and occupation type among patients with CKD.

Methods: We analyzed data from 36,732 Korean adults aged ≥ 30 years, who participated in the Korean National Health and Nutrition Examination Survey between 2014 and 2021.

Impact of financial incentives for infection prevention and management on antibiotic use: A Korea National Health Insurance cohort study.

Background: The Korean government implemented financial incentives to enhance infection prevention and management within general hospital settings. This study aimed to evaluate the impact of infection control compensation on antibiotic usage using a controlled interrupted time series analysis.

Methods: The main unit of analysis was 270,901 inpatient episodes extracted from the Korean National Health Insurance Service Cohort Database from 2013 to 2019.

Socioeconomic Status and Dementia Risk Among Intensive Care Unit Survivors: Using National Health Insurance Cohort in Korea.

Background: In aging populations, more elderly patients are going to the intensive care unit (ICU) and surviving. However, the specific factors influencing the occurrence of post-intensive care syndrome in the elderly remain uncertain.

Objective: To investigate the association between socioeconomic status (SES) and risk of developing dementia within two years following critical care.

Impact of cardiac rehabilitation on cardiovascular event in Korea.

This study aimed to evaluate the effects of cardiac rehabilitation (CR) on major adverse cardiac events (MACE) among patients who underwent PCI procedure. We used data from the electronic medical records (EMR) of a tertiary hospital in Seoul, Korea, from January 2014 to February 2020. Data from 2988 patients who had experienced their first acute coronary syndrome (ACS) and had undergone percutaneous coronary intervention (PCI) were included during the study period.

Association between stress-related disorders and the risk of dementia using the Korean National Sample Cohort: a matched cohort study.

Post-traumatic stress disorder (PTSD) is associated with the development of dementia; however, the association of dementia risk with overall stress-related disorders is less known. This study investigated the association between stress-related disorders and the risk of dementia in a Korean nationwide sample cohort. The data analyzed in this study were acquired from the Korean National Health Insurance Service National Sample Cohort between 2002 and 2013.

Association between anti-smoking campaign types and smoking cessation attempts.

Objective: This study explored the association between anti-smoking campaign types and smoking cessation attempts.

Methods: This study included 4,594 individuals (3,292 male and 1,302 female) from the Korea Youth Risk Behavior Web-based Survey (KYRBWS) in 2018 and 2020. The methods of anti-smoking promotion were divided into online, offline, online and offline, and none.

Association between caregiver type and catastrophic health expenditure among households using inpatient medical services: using Korean health panel.

Background: Caregiving services often place a financial burden on individuals and households that use inpatient medical services. Consequently, this study aimed to examine the association between the type of caregiver and catastrophic health expenditure among households utilizing inpatient medical services.

Methods: Data were extracted from the Korea Health Panel Survey conducted in 2019.

Associations of social interactions during the COVID-19 pandemic with cognitive function among the South Korean older adults.

Background: We aimed to demonstrate the associations between social interactions within social distancing norms during the coronavirus disease 2019 (COVID-19) pandemic and cognitive function among South Korean older adults.

Methods: Data from the 2017 and 2020 Survey of Living Conditions and Welfare Needs of Korean Older Persons were used. There were 18,813 participants (7,539 males; 11,274 females).

Association between changes in sensory impairment and functional disability in older adults: A longitudinal study.

Background: Given the rapidly aging population, the relationship between sensory impairment and functional disability in older adults is gaining attention. Dual sensory impairment is a known risk factor for every competency. Therefore, this study aimed to investigate the impact of changes in sensory impairments on functional disabilities.

Frailty transition and depression among community-dwelling older adults: the Korean Longitudinal Study of Aging (2006-2020).

Background: Frailty is recognized as a geriatric syndrome associated with depression. The consequences and mechanism of frailty transitions are still understudied. This study assessed the influence of frailty transitions on new-onset depressive symptomology using longitudinal, nationwide data of Korean community-dwelling older adults.

Association between smoking cessation and non-alcoholic fatty liver disease using NAFLD liver fat score.

Background: Smoking is well known to be associated with a higher prevalence and incidence of liver diseases such as advanced fibrosis. However, the impact of smoking on developing nonalcoholic fatty liver disease remains controversial, and clinical data on this is limited. Therefore, this study aimed to investigate the association between smoking history and nonalcoholic fatty liver disease (NAFLD).

Association between sedentary behavior and chronic kidney disease in Korean adults.

Background: Chronic kidney disease (CKD) is a significant health care burden, with a worldwide prevalence of approximately 11%. The general population spends over 50% of the awake time sedentary activities. However, to the best of our knowledge, no study has evaluated the association between sedentary time and CKD, with a focus on both kidney damage and kidney function, in the South Korean population.

Association between weekend catch-up sleep and dyslipidemia among Korean workers.

Within competitive sociocultural environments, most Korean workers are likely to shorten their sleep duration during the weekday. Short sleep duration is associated with dyslipidemia; however, studies on the correlation between various sleep patterns and dyslipidemia are still lacking. In hence this study aimed to investigate the association between weekend catch-up sleep (CUS) and dyslipidemia among South Korean workers.

Marital transition and cognitive function among older adults: the korean Longitudinal Study of Aging (2006-2020).

Background: Marital status has been suggested as an associated factor for cognitive impairment. The consequences of marital transitions are still understudied. This study evaluated the influence of marital transitions on cognitive function using longitudinal, nationwide data of Korean older adults.

Associations between environmental tobacco smoke exposure and oral health symptoms in adolescents.

Background: Oral health condition in adolescence impacts the oral well-being throughout life. This study aimed to determine the association between environmental tobacco smoke (ETS) exposure and oral health in adolescents, using nationally representative data.

Methods: Using data from the 2020 Korea Youth Risk Behavior Web-based Survey, we assessed self-reported data on ETS exposure and oral health symptoms in 37,591 non-smoking adolescents.

Association between changes in handgrip strength and depression in Korean adults: a longitudinal panel study.

Depression in older adults is a global socioeconomic burden. Identifying factors, such as physical activity or exercise that can help prevent depression is important. We aimed to investigate the relationship between changes in handgrip strength and the presence of depression using longitudinal, nationwide data of older Korean adults.

Association between years with incidence of communicable diseases focused on COVID-19 and hand hygiene among adults in South Korea: a cross-sectional study.

Background: Handwashing is important considering the impact of communicable diseases on the public. We aimed to identify the association between years with incidence of communicable diseases during the coronavirus disease 2019 (COVID-19) pandemic and hand hygiene in South Korea.

Methods: This cross-sectional study evaluated 5 years (2013, 2015, 2017, 2019, and 2020) of data from the Korea Community Health Survey and included 1,034,422 adults.