Main survey variable: bwtwk Weeks early or late (BHPS)

Weeks early or late (BHPS)

See BWTG5, BWTGM, BWTKN, BWTLB, BWTOZ, BWTXP

Datafiles

Index terms

Derived variable note:

Weeks early or late (BHPS)

See BWTG5, BWTGM, BWTKN, BWTLB, BWTOZ, BWTXP

Derived variable note:

Uses BW_BWTWK on data file BW_INDRESP/

Question asked in the latest wave:

annualeventhistory_w14.bwtwk

Question label:

Weeks early or late

Question text:

How many weeks early/late was CHILD'S NAME?

Question universe:

if ff_ivlolw = 1 | ff_everint = 1 (Interviewed at prior wave or has been interviewed previously)
and if DEMOGRAPHICS.PSEX = 2 & LChLv = 1 (Female and newborn child resident)
and if BwtXp = 2 (Child was not born within one week of expected due date)

Question interviewer instructions:

ROUND UP HALF WEEKS

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

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	69953	90.96%
don't know	-1	5	0.01%
[Value >= 0]	1	6950	9.04%
	Total	76908	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.55	69958	1.0	16.0	1.93	6950

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	413	77.49%
refusal	-2	2	0.38%
[Value >= 0]	1	118	22.14%
	Total	533	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.47	415	1.0	10.0	1.55	118

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	484	79.34%
[Value >= 0]	1	126	20.66%
	Total	610	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.71	484	1.0	15.0	1.78	126

Value label	Value	Absolute frequency	Relative frequency
missing	-9	1	0.18%
inapplicable	-8	432	77.98%
refusal	-2	1	0.18%
don't know	-1	1	0.18%
[Value >= 0]	1	119	21.48%
	Total	554	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
3.07	435	1.0	16.0	2.53	119

Value label	Value	Absolute frequency	Relative frequency
missing	-9	3	0.42%
inapplicable	-8	553	77.45%
refusal	-2	1	0.14%
[Value >= 0]	1	157	21.99%
	Total	714	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.64	557	1.0	14.0	1.79	157

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	593	76.61%
[Value >= 0]	1	181	23.39%
	Total	774	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.7	593	1.0	13.0	1.73	181

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	643	77.75%
[Value >= 0]	1	184	22.25%
	Total	827	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.43	643	1.0	12.0	1.65	184

Value label	Value	Absolute frequency	Relative frequency
missing	-9	1	0.11%
inapplicable	-8	711	76.12%
[Value >= 0]	1	222	23.77%
	Total	934	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.72	712	1.0	13.0	1.92	222

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	731	77.6%
[Value >= 0]	1	211	22.4%
	Total	942	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.46	731	1.0	13.0	1.65	211

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	705	76.71%
[Value >= 0]	1	214	23.29%
	Total	919	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.67	705	1.0	10.0	1.77	214

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	870	76.72%
[Value >= 0]	1	264	23.28%
	Total	1134	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.64	870	1.0	15.0	1.84	264

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	987	74.94%
[Value >= 0]	1	330	25.06%
	Total	1317	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.35	987	1.0	14.0	1.58	330

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	1076	74.77%
[Value >= 0]	1	363	25.23%
	Total	1439	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.34	1076	1.0	15.0	1.63	363

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	1243	73.94%
don't know	-1	1	0.06%
[Value >= 0]	1	437	26.0%
	Total	1681	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.71	1244	1.0	16.0	2.33	437

Value label	Value	Absolute frequency	Relative frequency
missing	-9	41665	24.92%
	Total	167208	100.0%

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bwtwk

Datafiles

Index terms

Derived variable note:

Derived variable note:

Question asked in the latest wave:

annualeventhistory_w14.bwtwk

Question label:

Question text:

Question universe:

Question interviewer instructions:

Code creator
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Saved variables

What else is Understanding Society doing?

Children’s worries include good grades and rising prices

Calendar Year 2023 data now available

Professor Annette Jäckle debates survey methods on BBC Radio 4

Young people’s aspirations rise with parents’ income

Email newsletter

Datafiles

Index terms

Derived variable note:

Derived variable note:

Question asked in the latest wave:

annualeventhistory_w14.bwtwk

Question label:

Question text:

Question universe:

Question interviewer instructions:

Wave 1 (a_bwtwk natchild)

Wave 14 (n_bwtwk newborn)

Wave 13 (m_bwtwk newborn)

Wave 12 (l_bwtwk newborn)

Wave 11 (k_bwtwk newborn)

Wave 10 (j_bwtwk newborn)

Wave 9 (i_bwtwk newborn)

Wave 8 (h_bwtwk newborn)

Wave 7 (g_bwtwk newborn)

Wave 6 (f_bwtwk newborn)

Wave 5 (e_bwtwk newborn)

Wave 4 (d_bwtwk newborn)

Wave 3 (c_bwtwk newborn)

Wave 2 (b_bwtwk newborn)

Wave xwave (bwtwk xwavedat)

Code creator 0

Saved variables

What else is Understanding Society doing?

Children’s worries include good grades and rising prices

Calendar Year 2023 data now available

Professor Annette Jäckle debates survey methods on BBC Radio 4

Young people’s aspirations rise with parents’ income

Email newsletter

Code creator
0