About the twenty-first wave of the survey (KHPS2024)

The twenty-first wave of the survey (21st wave)

- Survey Date
The survey was implemented on 31 January 2024.
- Survey Subjects
The 1,920 individuals who were subjects of the KHPS twentieth wave.
(Valid respondent: 1,828 individuals and 92 individuals who did not respond KHPS the twentieth wave, but who indicate a wish to cooperate the survey.)
- Survey Method
The survey was implemented by the drop-off pick-up (DOPU) method and on the web (only for those who wish). If investigators did not wish to distribute the questionnaires, they were distributed and returned by mail.
- Types of Questionnaires
Two types of questionnaires that differed according to whether there was a spouse or not were used. And another questionnaire for spouse who married with respondent in the past year.
- Collection Rate
Of 1,828 individuals who were surveyed, 1,680 individuals responded the survey, and then the collection rate was 91.9%.
47 respondents who did not respond to the survey last year cooperated the re-survey this year, and submitted the questionnaires.

KHPS Twenty-first Wave Responses

Number of samples 1,920
Completed 1,727
Of which last respondent 1,680
Of which revival 47
Recovery rate* 91.9%
Married 1,246
Single 481
Newlywed 2
Dropout 193

*Recovery rate = (Completed-Revival) / Completed in last year ×100

■ twenty-first wave (KHPS2024) Questionnaires PDF

KHPS
KHPS2004 KHPS2005 KHPS2006 KHPS2007 KHPS2008
KHPS2009 KHPS2010 KHPS2011 KHPS2012 KHPS2013
KHPS2014 KHPS2015 KHPS2016 KHPS2017 KHPS2018
KHPS2019 KHPS2020 KHPS2021 KHPS2022 KHPS2023
KHPS2024 - - - -
JHPS
JHPS2009 JHPS2010 JHPS2011 JHPS2012 JHPS2013
JHPS2014 JHPS2015 JHPS2016 JHPS2017 JHPS2018
JHPS2019 JHPS2020 JHPS2021 JHPS2022 JHPS2023
JHPS2024 - - - -