Innovation Panel variable: bwtwk weeks early or late

weeks early or late

Datafiles

Variable note:

This variable is part of the "random subsetting of questionnaire content" experiment. See the description of experiments in the IP User Guide.

Question asked in the latest wave:

annualfertilityhistory_ip17.bwtwk

Question label:

Weeks early or late

Question text:

How many weeks [early/late] was [CHILD NAME]?

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 [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	341	91.42%
[Value >= 0]	1	32	8.58%
	Total	373	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
3.16	341	1.0	12.0	2.75	32

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	1139	92.23%
[Value >= 0]	1	96	7.77%
	Total	1235	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
3.07	1139	1.0	13.0	2.75	96

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	1367	93.12%
[Value >= 0]	1	101	6.88%
	Total	1468	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.68	1367	1.0	12.0	1.89	101

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	1808	91.82%
[Value >= 0]	1	161	8.18%
	Total	1969	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.46	1808	1.0	7.0	1.37	161

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	36	75.0%
[Value >= 0]	1	12	25.0%
	Total	48	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.75	36	1.0	7.0	2.14	12

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	46	77.97%
[Value >= 0]	1	13	22.03%
	Total	59	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
4.15	46	2.0	9.0	2.38	13

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	49	73.13%
don't know	-1	1	1.49%
[Value >= 0]	1	17	25.37%
	Total	67	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.47	50	1.0	6.0	1.62	17

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	24	82.76%
[Value >= 0]	1	5	17.24%
	Total	29	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.0	24	1.0	3.0	0.71	5

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	28	75.68%
[Value >= 0]	1	9	24.32%
	Total	37	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.78	28	1.0	9.0	2.39	9

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	22	75.86%
[Value >= 0]	1	7	24.14%
	Total	29	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.0	22	1.0	3.0	0.82	7

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	41	77.36%
[Value >= 0]	1	12	22.64%
	Total	53	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.08	41	1.0	4.0	0.79	12

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	32	76.19%
[Value >= 0]	1	10	23.81%
	Total	42	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
3.0	32	1.0	10.0	2.83	10

Value label	Value	Absolute frequency	Relative frequency
missing	-9	1	1.67%
inapplicable	-8	43	71.67%
[Value >= 0]	1	16	26.67%
	Total	60	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.44	44	2.0	6.0	1.09	16

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	31	75.61%
[Value >= 0]	1	10	24.39%
	Total	41	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.4	31	1.0	7.0	1.65	10

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	52	82.54%
[Value >= 0]	1	11	17.46%
	Total	63	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
4.18	52	2.0	12.0	3.25	11

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	35	67.31%
[Value >= 0]	1	17	32.69%
	Total	52	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.12	35	1.0	4.0	1.05	17

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	32	72.73%
[Value >= 0]	1	12	27.27%
	Total	44	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.0	32	1.0	5.0	1.04	12

Value label	Value	Absolute frequency	Relative frequency
inapplicable	-8	24	55.81%
[Value >= 0]	1	19	44.19%
	Total	43	100.0%

Mean	Number Missing	Min	Max	Std Dev	N
2.05	24	1.0	4.0	0.71	19

bwtwk

Datafiles

Variable note:

Question asked in the latest wave:

annualfertilityhistory_ip17.bwtwk

Question label:

Question text:

Question universe:

Question interviewer instructions:

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

Variable note:

Question asked in the latest wave:

annualfertilityhistory_ip17.bwtwk

Question label:

Question text:

Question universe:

Question interviewer instructions:

Wave 7 (g_bwtwk natchild_ip)

Wave 4 (d_bwtwk natchild_ip)

Wave 2 (b_bwtwk natchild_ip)

Wave 1 (a_bwtwk natchild_ip)

Wave 17 (q_bwtwk newborn_ip)

Wave 16 (p_bwtwk newborn_ip)

Wave 15 (o_bwtwk newborn_ip)

Wave 14 (n_bwtwk newborn_ip)

Wave 13 (m_bwtwk newborn_ip)

Wave 12 (l_bwtwk newborn_ip)

Wave 11 (k_bwtwk newborn_ip)

Wave 10 (j_bwtwk newborn_ip)

Wave 8 (h_bwtwk newborn_ip)

Wave 7 (g_bwtwk newborn_ip)

Wave 6 (f_bwtwk newborn_ip)

Wave 5 (e_bwtwk newborn_ip)

Wave 4 (d_bwtwk newborn_ip)

Wave 3 (c_bwtwk newborn_ip)

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