F2F 1: zygosity questionnaire for cohorts 3 & 4 (CAPI)[instrument]

This questionnaire module contains questions on: zygosity.

Questions

Sort Question Name
0 Interviewer: Please record: sex
1 Who was born first? zyg1000
2 How tall are you currently in cm? zyg0200
3 How tall is your twin brother/twin sister currently? zyg0201
9 Is the color of your eyes different from the color of your twin brother's/sister's eyes? zyg1204
4 Is your hair texture different from your twin brother's/sister's hair texture (e.g., fine or thick, straight or curly)? zyg1100
5 Do you have additional hair, e.g., on your legs, upper body, hands, or face? zyg1101
6 Does your twin brother/your twin sister have additional hair, e.g., on his/her legs, upper body, hands, or face? zyg1102
7 What color are your eyes? zyg1200
8 What color are your twin brother's/twin sister's eyes? zyg1202
10 Is there any kind of difference between your earlobes your twin brother's/twin sister's earlobes? zyg1300
11 What color is your skin? zyg1400
12 What color is your twin brother's/sister's skin? zyg1401
13 When you were children, did people confuse you with your twin? zyg1500
14 Which of the following people confused you with your twin? Please consider all groups of people and tick the appropriate answer: zyg1501
15 Did your parents or childcare providers make any special efforts to be able to tell you apart (e.g., different color hair ribbons for girls, different clothing, etc.)? zyg1506
16 Are people able to clearly tell you apart from your twin when looking at a recent photograph of the two of you together? zyg1507
17 Please enter your blood group and the blood group of your twin brother/your twin sister. zyg0501
18 Please enter your blood group and the blood group of your twin brother/your twin sister. zyg0502
19 Please enter your blood group and the blood group of your twin brother/your twin sister. zyg0503
20 Please enter your blood group and the blood group of your twin brother/your twin sister. zyg0504
21 Do you tend to sweat quickly? zyg1600
22 Does your twin brother/twin sister tend to sweat quickly? zyg1601
23 As a child were you ill as often as your twin brother/twin sister? zyg1700
24 What do you think: Are you identical twins or non-identical twins (monozygotic or dizygotic)? zyg1800
25 Has a medical professional (e.g., your family doctor, a nurse, a physician) ever told you your zygosity? zyg1801
26 In which generation and on which side of your family (mother's/father's) were there or are there other twins? Multiple answers possible. zyg0900
27 For each set of twins in your family, please state whether they are identical/monozygotic or non-identical/dizygotic. zyg0920
Instrument info

Name: wid1_F2F1_module4

Label: F2F 1: zygosity questionnaire for cohorts 3 & 4 (CAPI)


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