This site uses necessary cookies

Some of these cookies are essential. Strictly necessary cookies enable core functionality, without which, the website cannot function properly. For more detailed information please see our Cookie Policy.

Website stats

We use Matomo Analytics to understand how our website is used and to improve your experience. This tool gathers limited information about the device you use to access the UK Data Service website. To learn more, please see our Privacy Policy.

 

Variable

UK Data Service variable record for:

National Child Development Study: Sweep 5, 1991

Variable Details

Variablen505241
LabelCMI:46 C30 PREGNANCY 5: Months of unprotected sex before conception
Question text Until this pregnancy was conceived, for how long had you been having sex without regularly using birth control?
Responses
0 Less than 1 month 23
1 18
2 23
3 19
4 8
5 5
6 12
7 2
8 4
9 3
10 2
11 1
12 10
14 2
15 2
18 2
20 2
21 1
22 1
24 3
34 1
35 1
36 1
38 2
48 1
50 1
60 1
72 1
96 96 months or over 7
98 Don't know 38
Sysmiss 11272
DisclaimerPlease note that these frequencies are not weighted.
LocationNational Child Development Study: Sweep 5, 1991
Interviewer InstructionsWrite in number of months. If over 96 write in 96. If less than 1 month write in 00. IF ABORTION GO TO C45. Others ask C31.
UniverseAdults in Great Britain born one particular week in 1958 (NCDS respondents were aged 33 at the time of NCDS5).;National
SamplingNo sampling (total universe);See documentation for further details.
Study TypeLongitudinal/panel/cohort
UKRI logo

Funded by UKRI through the ESRC with contributions from our partners.

© 2026 UK Data Service
We are supported by the University of Essex, University of Manchester, Jisc, UCL and University of Edinburgh. We are funded by UKRI through the Economic and Social Research Council.