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Original Article
Characteristics of hand-to-environment contact during indoor activities in daily life among Korean adults using a video-based observation method
Hyang Soon Oh, Mikyung Ryu, Youngran Yang
Osong Public Health Res Perspect. 2021;12(3):187-195.   Published online June 8, 2021
618
Objectives The aim of this study was to describe the characteristics of hand-to-environmental contact (HEC) and to identify the factors influencing HEC behavior in Korean adults’ indoor daily life. Methods Thirty participants were enrolled from January 14 to February 12, 2018 after providing informed consent for being videotaped. Data were collected by recording their indoor daily lives for 2 hours, resulting in 4,732...
Development and Utilization of a Rapid and Accurate Epidemic Investigation Support System for COVID-19
Young Joon Park, Sang Yun Cho, Jin Lee, Ikjin Lee, Won-Ho Park, Seungmyeong Jeong, Seongyun Kim, Seokjun Lee, Jaeho Kim, Ok Park
Osong Public Health Res Perspect. 2020;11(3):118-127.   Published online May 20, 2020
556
Objectives

In this pandemic situation caused by a novel coronavirus disease in 2019 (COVID-19), an electronic support system that can rapidly and accurately perform epidemic investigations, is needed. It would systematically secure and analyze patients’ data (who have been confirmed to have the infection), location information, and credit card usage.

Methods

The “Infectious Disease Prevention and Control Act” in South Korea, established a...

Short Communication
Coronavirus Disease-19: Summary of 2,370 Contact Investigations of the First 30 Cases in the Republic of Korea
COVID- National Emergency Response Center, Epidemiology and Case Management Team, Korea Centers for Disease Control and Prevention
Osong Public Health Res Perspect. 2020;11(2):81-84.   Published online April 30, 2020
549

Between January 24th and March 10th, a total of 2,370 individuals had contact with the first 30 cases of COVID-19. There were 13 individuals who contracted COVID-19 resulting in a secondary attack rate of 0.55% (95% CI 0.31–0.96). There were 119 household contacts, of which 9 individuals developed COVID-19 resulting in a secondary attack rate of 7.56% (95% CI 3.7–14.26).

Contact Transmission of COVID-19 in South Korea: Novel Investigation Techniques for Tracing Contacts
COVID- National Emergency Response Center, Epidemiology & Case Management Team, Korea Centers for Disease Control & Prevention
Osong Public Health Res Perspect. 2020;11(1):60-63.   Published online February 28, 2020
538

In the epidemiological investigation of an infectious disease, investigating, classifying, tracking, and managing contacts by identifying the patient’s route are important for preventing further transmission of the disease. However, omissions and errors in previous activities can occur when the investigation is performed through only a proxy interview with the patient. To overcome these limitations, methods that can objectively verify the...

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Print ISSN: 2210-9099
Online ISSN: 2233-6052

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