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The Republic of Korea ratified the WHO Framework Convention on Tobacco Control on May 16, 2005. In 2005, the ITC Project partnered with researchers at the Korea National Cancer Center, Republic of Korea to create the ITC Korea Survey. Three waves of the first adult smoker cohort aged 19 and older of the ITC Korea (KR) Survey were conducted. In 2016, a second cohort of ITC Korea (KOR) Survey was established with the research teams from the Korea National Cancer Center and Seoul National University. In 2020, a third cohort of ITC Korea (KRA) was established with research teams from Korea Health Promotion Institute, Korea National Cancer Center, Seoul National University, and other leading researchers in Korea.

Survey Overview

Survey Mode: Computer Assisted Telephone Interview (CATI)
Wave Survey Dates Survey Sample Size
KR1-Cohort1 December 1 to 20, 2005 1,002 Smokers
KR2-Cohort1 October 15 to December 19, 2008 1,818 (1,737 Smokers and 81 Quitters)
KR3-Cohort1 October 6 to December 10, 2010 1,753 (1,560 Smokers and 193 Quitters)
KOR1-Cohort2 June 7 to July 20, 2016 2,000 Smokers
Survey Mode: Web Interview
Wave Survey Dates Survey Sample Size
KRA1-Cohort3 June 19 to 28, 2020 4,700* Tobacco/Nicotine Users, and Non-Users (*Target sample size)

KR-KOR Timeline

KRA Timeline

Partner Institutions

Korinsti