About the fifteenth wave of the survey (KHPS2018)

The fifteenth wave of the survey (15th wave)

- Day for the Survey
The survey was implemented on 31 January 2018.
- Subjects for the Survey
The 2,769 individuals who were subjects of the KHPS fourteenth wave.
(valid respondent 2,741 individuals and 28 individuals who did not respond KHPS the fourteenth wave, but who indicate a wish to cooperate the survey.)
- Survey Method
The survey was implemented by the drop-off pick-up (DOPU) method
- 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 2,741 individuals who were surveyed, 2,535 individuals responded the survey, and then the collection rate was 91.5%. 14 respondents who did not respond to the survey last year cooperated in the survey this year, and submitted the questionnaires.

KHPS Fifteenth Wave Responses

Number of samples 2,769
Completed 2,549
Of which last respondent 2,535
Of which revival 14
Recovery rate* 93.0%
Married 1,910
Single 639
Newlywed 9
Dropout 206

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

■ fifteenth wave (KHPS2018) Questionnaires PDF