Risks of Circulatory Diseases among Korean Radiation Workers Exposed to Low-dose Radiation.

High-dose radiation has been widely recognized as a risk factor for circulatory diseases. There is increasing evidence for risk of circulatory diseases in response to low and moderate radiation doses in recent years, but the results are not always consistent. We aimed to evaluate the associations between low-dose radiation exposure (<0.

Association between extremely long working hours and musculoskeletal symptoms: A nationwide survey of medical residents in South Korea.

Objectives: It has been reported that South Korea ranked as one of the longest-working nations among OECD countries. This study sought to examine the association between long working hours and musculoskeletal pain among Korean medical residents.

Methods: We analyzed a cross-sectional survey of 1,077 medical residents in South Korea.

Association of social deprivation and outdoor air pollution with pulmonary tuberculosis in spatiotemporal analysis.

The objective of this study was to identify the association between social deprivation, outdoor air pollution, and tuberculosis (TB) incidence rate or mortality rate. The study sample comprised 25 districts in Seoul, Korea. We used two public data derived from the Community Health Survey and Seoul Statistics.

Perceived discrimination and low back pain among 28,532 workers in South Korea: Effect modification by labor union status.

Objectives: This study investigated the association between workplace discrimination and low back pain among Korean workers and explored the role of labor union in the association.

Methods: We analyzed a cross-sectional survey of 28,532 workers from the 3rd Korean Working Conditions Survey (2011), a nationally representative dataset in South Korea. Experience of workplace discrimination for five different reasons was assessed using the questions: "Over the past 12 months, have you ever experienced workplace discrimination based on your: (a) age, (b) education, (c) birth region, (d) sex, and (e) employment status?" Experience of low back pain within a 12 month period was measured using a yes/no question.