About the Great East Japan Earthquake Special Survey (GEES)(KHPS 1st wave)

An Outline of the first wave of the Great East Japan Earthquake Special Survey (KHPS)

- Survey Date
　　The survey was implemented on 1 June 2011.

- Subjects for the Survey
　　The 3,030 individuals who were subjects of the KHPS eighth wave

- Survey Method
　　Mail Survey

- GEES First Wave (KHPS) Collection rate
　　Of 3,030 individuals who were surveyed, 2,138 individuals responded the survey, and then the collection rate was 70.6%.

GEES First Wave (KHPS) Responses

Number of samples	3,030
Completed	2,138
Collection rate	70.6%
Dropout	892

GEES First Wave (KHPS)Questionnaires　PDF