London Measure of Unplanned Pregnancy

The London Measure of Unplanned Pregnancy is a 6-item measure focusing on the circumstances and feelings around the time the respondent became pregnant most recently. Final scores given are classified as most recent pregnancy having been planned, ambivalent or unplanned. Further up-to-date information regarding the measure can be found here.

High Psychometric Score

ITEMS:

Below are some questions that ask about your circumstances and feelings around the time you became pregnant. Please think of your current (or most recent) pregnancy when answering the questions below.

*1.In the month that I became pregnant...

Response Options:
I/we were not using contraception - 2
I/we were using contraception, but not on every occasion - 1
I/we always used contraception, but knew that the method had failed (i.e. broke, moved, came off, came out, not worked etc) at least once - 1
I/we always used contraception - 0

2.*In terms of becoming a mother (first time or again), I feel that my pregnancy happened at the...

Response Options:
Right time - 2
Ok, but not quite right time - 1
Wrong time - 0

*3.Just before I became pregnant...

Response Options:
I intended to get pregnant - 2
My intentions kept changing - 1
I did not intend to get pregnant - 0

*4.Just before I became pregnant...

Response Options:
I wanted to have a baby - 2
I had mixed feelings about having a baby - 1
I did not want to have a baby - 0

In the next question, we ask about your partner - this might be (or have been) your husband, a partner you live with, a boyfriend, or someone you’ve had sex with once or twice.

*5.Before I became pregnant...

Response Options:
My partner and I had agreed that we would like me to be pregnant - 2
My partner and I had discussed having children together, but hadn’t agreed for me to get pregnant - 1
We never discussed having children together - 0

**6.Before you became pregnant, did you do anything to improve your health in preparation for pregnancy?

  • Took folic acid
  • Stopped or cut down smoking
  • Stopped or cut down drinking alcohol
  • Ate more healthily
  • Sought medical/health advice
  • Took some other action, please describe
  • I did not do any of the above before my pregnancy

Response Options:
Two or more actions - 2
One action - 1

*Please tick the statement which most applies to you
**Please tick all that apply

CATEGORIES:


GEOGRAPHIES TESTED:

United Kingdom

POPULATIONS INCLUDED:
Female

AGE RANGE:
Adolescents
Adults

DOWNLOAD MEASURE

Scoring Procedures:

Total scores range from 0 to 12. Increasing score represent increasing pregnancy planning/intention. Scores cut-offs are suggested as follows:

10-12=Planned
4-9=Ambivalent
0-3=Unplanned

PRIMARY CITATION:

Barrett, G., Smith, S. C., & Wellings, K. (2004). Conceptualisation, development, and evaluation of a measure of unplanned pregnancy. Journal of Epidemiology & Community Health, 58(5), 426-433. https://doi.org/10.1136/jech.2003.014787 .

Pyschometric Score:

FORMATIVE RESEARCH

 Qualitative Research

 Existing Literature/Theoretical Framework

 Field Expert Input

 Cognitive Interviews / Pilot Testing

RELIABILITY

 Internal

 Test-Retest

 Interrater

VALIDITY

 Content

 Face

 Criterion (gold-standard)

 Construct

Psychometric Scoring

HIGH
Total Score: 7.50/8 Points (HIGH) 

Citation Frequency

High

KEY

 FULL POINTS
 PARTIAL POINTS
 NOT ASSESSED
 NOT APPLICABLE

For more details, see Scoring Methodology

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