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Variable

UK Data Service variable record for:

1970 British Cohort Study: Birth and 22-Month Subsample, 1970-1972

Variable Details

Variablea0054
LabelBirthweight of Product of 1st Pregnancy
Responses
-2 Not Known 1445
-1 Not Applicable 5820
1 Less than 1000g 38
2 1001g to 1500g 78
3 1501g to 2000g 174
4 2001g to 2500g 618
5 2501g to 3000g 2111
6 3001g to 3500g 3883
7 3501g to 4000g 2435
8 More than 4000g 594
DisclaimerPlease note that these frequencies are not weighted.
Location1970 British Cohort Study: Birth and 22-Month Subsample, 1970-1972
UniverseLocation of units of observation: National;Population: Children born in one particular week in 1970. The Birth sample covered the United Kingdom while the 22-month Sub-sample covered Great Britain only.
SamplingNo sampling (total universe); One-stage stratified or systematic random sample;The Birth sample (A) included all babies born (alive or dead) after the 24th week of gestation, in one particular week in 1970 in the United Kingdom.<br>The 22-month sub-sample (B) is a 10% sample of the live births in (A) plus all multiple births, all singleton children born at later than 42 weeks gestation, and all singleton children who were on or below the 5th centile of birthweight for their length of gestation.
Study TypeLongitudinal/panel/cohort
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