Zygotic twins in household
Datafile
Index terms
Question asked in the latest wave:
annualfertilityhistory_w15.twinzyg
Question label:
Zygotic twins in hh
Question text:
Are [CHILD1] and [CHILD2] identical twins?
Question universe:
if [ff_ivlolw = 1 | ff_everint = 1] // Interviewed at prior wave or has been interviewed previously
And if any [(PregOut = 1|2) & Lchmulti = 1 & (two newborn children with the same DOB or birthdays one day apart)] // Pregnancy or partner's pregnancy ended in live twin birth
And if [TwinConf = 1 & ((sex of child 1) = (sex of child 2))] // Twins in household and the twins are of the same sex
Further details:
For further details about this question, please see the questionnaires
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| inapplicable | -8 | 7923 | 100.0% |
| Total | 7923 | 100.0% |
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| inapplicable | -8 | 9475 | 99.98% |
| No | 2 | 2 | 0.02% |
| Total | 9477 | 100.0% |
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| inapplicable | -8 | 7114 | 99.94% |
| No | 2 | 4 | 0.06% |
| Total | 7118 | 100.0% |
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| inapplicable | -8 | 7632 | 99.97% |
| Yes | 1 | 2 | 0.03% |
| Total | 7634 | 100.0% |
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| inapplicable | -8 | 8556 | 99.86% |
| Yes | 1 | 4 | 0.05% |
| No | 2 | 8 | 0.09% |
| Total | 8568 | 100.0% |
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| inapplicable | -8 | 9555 | 99.96% |
| No | 2 | 4 | 0.04% |
| Total | 9559 | 100.0% |
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| inapplicable | -8 | 10300 | 99.94% |
| Yes | 1 | 6 | 0.06% |
| Total | 10306 | 100.0% |
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| inapplicable | -8 | 11538 | 99.91% |
| Yes | 1 | 4 | 0.03% |
| No | 2 | 6 | 0.05% |
| Total | 11548 | 100.0% |
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| inapplicable | -8 | 12566 | 99.98% |
| Yes | 1 | 2 | 0.02% |
| Total | 12568 | 100.0% |
| Value label | Value | Absolute frequency | Relative frequency |
|---|---|---|---|
| Not available for IEMB | -10 | 1469 | 11.29% |
| inapplicable | -8 | 11538 | 88.65% |
| yes | 1 | 4 | 0.03% |
| no | 2 | 4 | 0.03% |
| Total | 13015 | 100.0% |
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