Main survey variable: bwtk Birthweight kilograms

Birthweight kilograms

Datafiles

Index terms

Question asked in the latest wave:

annualfertilityhistory_w15.bwtk

Question label:

Birthweight kilograms

Question universe:

if [ff_ivlolw = 1 | ff_everint = 1] // Interviewed at prior wave or has been interviewed previously
And if [NextPreg = 1] // Has not reached current pregnancy status
And if [(PregOut = 1|2) | Pregend =2] // Pregnancy or partner's pregnancy ended in live birth or stillbirth;
And if [((Preg = 1|2) | (MORPREG = 1)) & LChLv = 1] // Female birth parent and newborn child resident
And if [Bwt = 2] // Birthweight given in kilograms and grams

Further details:
For further details about this question, please see the questionnaires

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	75295	97.9%
don't know	-1	12	0.02%
[Value >= 0]	1	1601	2.08%
	Total	76908	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
3.26	75307	0	10.0	0.86	1601

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	497	93.07%
[Value >= 0]	1	37	6.93%
	Total	534	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
3.32	497	1.9	4.22	0.53	37

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	494	92.68%
[Value >= 0]	1	39	7.32%
	Total	533	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
3.54	494	1.47	8.0	1.25	39

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	572	93.77%
[Value >= 0]	1	38	6.23%
	Total	610	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
3.08	572	0.8	4.0	0.68	38

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	521	94.04%
[Value >= 0]	1	33	5.96%
	Total	554	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
3.13	521	1.0	5.6	0.87	33

Value label	Value	Absolute frequency	Relative frequency
missing	-9	3	0.42%
inapplicable	-8	666	93.28%
refusal	-2	3	0.42%
don't know	-1	1	0.14%
[Value >= 0]	1	41	5.74%
	Total	714	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
3.19	673	1.46	4.0	0.65	41

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	725	93.67%
refusal	-2	1	0.13%
don't know	-1	1	0.13%
[Value >= 0]	1	47	6.07%
	Total	774	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
3.07	727	1.9	4.5	0.62	47

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	769	92.99%
[Value >= 0]	1	58	7.01%
	Total	827	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
3.08	769	0.6	4.4	0.74	58

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	872	93.36%
don't know	-1	1	0.11%
[Value >= 0]	1	61	6.53%
	Total	934	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
3.08	873	1.1	4.4	0.69	61

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	868	92.14%
[Value >= 0]	1	74	7.86%
	Total	942	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
3.38	868	0.75	8.0	0.88	74

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	862	93.8%
[Value >= 0]	1	57	6.2%
	Total	919	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
3.29	862	1.24	8.0	1.12	57

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	1076	94.89%
[Value >= 0]	1	58	5.11%
	Total	1134	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
3.2	1076	1.5	7.0	0.8	58

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	1231	93.47%
[Value >= 0]	1	86	6.53%
	Total	1317	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
3.4	1231	0.85	9.0	1.17	86

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	1366	94.93%
[Value >= 0]	1	73	5.07%
	Total	1439	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
3.3	1366	1.6	9.0	1.1	73

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	1603	95.36%
[Value >= 0]	1	78	4.64%
	Total	1681	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
3.29	1603	0.81	4.7	0.61	78

Value label	Value	Absolute frequency	Relative frequency
missing	-9	162027	96.23%
inapplicable	-8	5671	3.37%
[Value >= 0]	1	679	0.4%
	Total	168377	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
3.26	167698	0.75	9.0	0.88	679

Saved variables

0

Create your own Stata or R code to extract data from the main end user licence Understanding Society dataset. Find out more

bwtk

Datafiles

Index terms

Question asked in the latest wave:

annualfertilityhistory_w15.bwtk

Question label:

Question universe:

Saved variables

0

What else is Understanding Society doing?

Call for new fellows open

Diversity or disadvantage? Families and employment of immigrants’ children in the UK

New variable search

New edition of marital and cohabitation histories

Email newsletter

Datafiles

Index terms

Question asked in the latest wave:

annualfertilityhistory_w15.bwtk

Question label:

Question universe:

Wave 1 (a_bwtk natchild)

Wave 15 (o_bwtk newborn)

Wave 14 (n_bwtk newborn)

Wave 13 (m_bwtk newborn)

Wave 12 (l_bwtk newborn)

Wave 11 (k_bwtk newborn)

Wave 10 (j_bwtk newborn)

Wave 9 (i_bwtk newborn)

Wave 8 (h_bwtk newborn)

Wave 7 (g_bwtk newborn)

Wave 6 (f_bwtk newborn)

Wave 5 (e_bwtk newborn)

Wave 4 (d_bwtk newborn)

Wave 3 (c_bwtk newborn)

Wave 2 (b_bwtk newborn)

Wave xwave (bwtk xwavedat)

Saved variables 0

What else is Understanding Society doing?

Call for new fellows open

Diversity or disadvantage? Families and employment of immigrants’ children in the UK

New variable search

New edition of marital and cohabitation histories

Email newsletter

Saved variables

0