Table 1 Questionnaires.

From: Survey on experiences and attitudes of parents toward disclosing information to children with genetic syndromes and their siblings in Japan

Common questionnaire for all respondents

Q1

Name, relationship, and age of respondent

Q2

Name, sex, birth order, age, diagnosis, and age of diagnosis of child

Q3

Whether parents disclosed information or not If yes, move to questionnaire I If no, move to questionnaire II

Questionnaire I. For respondents who had disclosed information to their affected children

Q1

The age of the child at disclosure

Q2

Who primarily carried out the disclosure?

Q3

Who was present other than the above persons?

Q4

Reasons for disclosure

Q5

Details and important points when disclosing

Q6

Whether or not the genetic condition was discussed after disclosure

Q7

Information that was helpful for disclosure

Q8

How did you feel after the disclosure?a

Q9

Number of siblings of the child with a genetic condition

Q10

Whether parents disclosed information about genetic conditions to the siblings or not

Q11

The age of siblings at disclosure, who primarily carried out the disclosure, who was present, reasons, details, and important points when disclosing

Q12

Whether or not the genetic condition was discussed with the siblings after disclosure

Q13

Will you disclose to the siblings later, if you haven’t yet?

Q14

When will you disclose to the siblings?

Q15

Your plan to disclose to the siblings: age at disclosure, who will primarily carry out the disclosure, who will be present, reasons, details, and important points when disclosing

Questionnaire II. For responders who had not disclosed information to affected children

Q1

Reasons for avoiding disclosure

Q2

Whether or not you will disclose information in the future

Q3

If you plan on disclosing in the future: the age at disclosure, who will primarily carry out the disclosure, who will be present, reasons, details, and important points when disclosing

Q4

Number of siblings of the child with a genetic condition

Q5

Whether parents disclosed information about genetic conditions to siblings or not

Q6

The age of siblings at disclosure, who primarily carried out the disclosure, who was present, reasons, details, and important points when disclosing, OR your plan to disclose information to the siblings

  1. aRespondents were asked to indicate the degree of their feelings by choosing any number on a scale of 0–100.