About the fifth wave of the survey(KHPS2008)

The fifth wave of the survey was implemented in the following manner.

- Day for the Survey
The survey was implemented on 31 January 2008.

- Subjects for the Survey
The 4,067 individuals who were subjects of the KHPS fourth wave.
(valid respondent 4,062 individuals and 5 individuals who did not respond KHPS the fourth 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 4,062 individuals who were surveyed, 3,691 individuals responded the survey, and then the collection rate was 90.9%.

  KHPS Fifth Wave Responses
Number of samples 4,067
Completed 3,691
Of which last respondent 3,691
Of which revival 0
Recovery rate 90.9%
Married 2,806
Single 885
Newlywed 24
Dropout 376

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


5th wave(KHPS2008) questionnaire PDF