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Taft-Baker Scale

The Taft-Baker Scale (TBS) is a 4-item measure that captures the decisional certainty regarding abortion among women seeking abortion care at study clinics. TBS was developed by abortion counselors and designed to be self-administered to aid providers in preabortion counseling.

Categories

Geographies Tested: United States of America

Populations Included: Female

Age Range: Adolescents, Adults

Items:

1. I am unsure of my decision to have an abortion.
2. Abortion is a better choice for me at this time than having a baby.
3. I want to have the baby instead of having an abortion.
4. I want to put the baby up for adoption instead of having an abortion.

Response Options:
Strongly agree - 0
Agree - 1
Neither agree or disagree - 2
Disagree - 3
Strongly disagree - 4

Scoring Procedures

Items were summed and transformed to range from 0-100 to create a scale. Lower scores reflect lower levels of decisional uncertainty. Item #3 and Item #4 were reverse coded.

Original Citation

Ralph, L. J., Foster, D. G., Kimport, K., Turok, D., & Roberts, S. C. M. (2017). Measuring decisional certainty among women seeking abortion. Contraception, 95(3), 269-278. https://doi.org/10.1016/j.contraception.2016.09.008

Psychometric Score

Citation Frequency

Ease of Use Score

Formative Research

Qualitative Research

Existing Literature/Theoretical Framework

Field Expert Input

Cognitive Interviews / Pilot Testing

Reliability

Internal

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Interrater

Validity

Content

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Criterion (gold-standard)

Construct

Ease of Use

Readability

Scoring Clarity

Length

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