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Women’s Willingness to Accept Risks of Medication for Inflammatory Bowel Disease During Pregnancy

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Abstract

Background

Women with inflammatory bowel disease (IBD) face difficult decisions regarding treatment during pregnancy: while the majority of IBD medications are safe, there is substantial societal pressure to avoid exposures during pregnancy. However, discontinuation of IBD medications risks a disease flare occurring during pregnancy.

Objective

This study quantified women’s knowledge about pregnancy and IBD and their willingness to accept the risks of adverse pregnancy outcomes to avoid disease activity or medication use during pregnancy.

Methods

Women with IBD recruited from four centers completed an online discrete-choice experiment stated-preference study including eight choice tasks and the Crohn’s and Colitis Pregnancy Knowledge questionnaire. Random-parameters logit was used to estimate preferences for both the respondent personally and what the respondent thought most women would prefer. We also tested for systematically different preferences among individuals with different demographic and personal characteristics, including IBD knowledge. The primary outcome was the maximum acceptable risk of premature birth, birth defects, or miscarriage that women with IBD were willing to accept to avoid (1) taking an IBD medication or (2) having a disease flare during pregnancy.

Results

Among 230 respondents, women would accept, on average, up to a 4.9% chance of miscarriage to avoid a disease flare. On average, there were no statistically significant differences in women’s preferences for continuing versus avoiding medication in the absence of a flare. However, prior understanding of IBD and pregnancy significantly affected preferences for IBD medication use during pregnancy: women with “poor knowledge” would accept up to a 6.4% chance of miscarriage to avoid IBD medication use during pregnancy, whereas women with “adequate knowledge” would accept up to a 5.1% chance of miscarriage in order to remain on their medication. Respondents’ personal treatment preferences did not differ from their assessment of other women’s preferences.

Conclusions

Women with IBD demonstrated a strong preference for avoiding disease activity during pregnancy. Knowledge regarding pregnancy and IBD was a strong modifier of preferences for continuation of IBD medications during pregnancy. These findings point to an important opportunity for intervention to improve disease control through education to increase medication adherence and alleviate unnecessary fears about IBD medication use during pregnancy.

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Authors and Affiliations

Authors

Corresponding author

Correspondence to Meenakshi Bewtra.

Ethics declarations

Funding

Dr. Kushner received an American College of Gastroenterology Pilot Research Award to support this project.

Conflict of interest

TK has participated in an advisory board for Gilead. BS has received consulting fees from 4D Pharma, AbbVie, Allergan, Amgen, Arena Pharmaceuticals, AstraZeneca, Boehringer Ingelheim, Boston Pharmaceuticals, Capella Biosciences, Celgene, Celltrion Healthcare, enGene, Ferring, Genentech, Gilead, Hoffmann-La Roche, Immunic, Ironwood Pharmaceuticals, Janssen, Lilly, Lyndra, MedImmune, Morphic Therapeutic, Oppilan Pharma, OSE Immunotherapeutics, Otsuka, Palatin Technologies, Pfizer, Progenity, Prometheus Laboratories, Redhill Biopharma, Rheos Medicines, Seres Therapeutics, Shire, Synergy Pharmaceuticals, Takeda, Target PharmaSolutions, Theravance Biopharma R&D, TiGenix, and Vivelix Pharmaceuticals; honoraria for speaking in continuing medical education (CME) programs from Takeda, Janssen, Lilly, Gilead, Pfizer, and Genentech; and research funding from Celgene, Pfizer, Takeda, Theravance Biopharma R&D, and Janssen. UM has received consulting fees from Janssen, AbbVie, Takeda, Gilead, and Bristol Myers Squibb and research funding from Pfizer, Celgene, and Genentech. SS has received speaker fees from Merck Sharpe & Dohme, AbbVie, Dr. Falk Pharmaceuticals, Takeda, and Janssen and educational grants from Takeda and Janssen. AA has received consulting fees from Kyn Therapeutics and Sun Pharma. CH has received advisory/consultant fees from AbbVie, Galen Atlantica, Genentech, Janssen, Pfizer, Salix, and Takeda; grant support from Pfizer; and honoraria for speaking from AbbVie, Medical Education Network, Prova Education, Vindico, and Imedex. MB has received research funding from Janssen, GlaxoSmithKline, and Takeda; has served as a consultant for Janssen, AbbVie, Bristol Myers Squibb, and Pfizer; and has received honorarium for participation in a CME program sponsored by AbbVie. AF has received salary or subcontractor research support fees supported in part by research funding from AbbVie, Janssen, Pfizer, Grifols, GlaxoSmithKline, Genentech, Lilly, and Amgen. FRJ has made available online a detailed listing of financial disclosures: https://dcri.org/about-us/conflict-of-interest.

Availability of data and material

The survey is provided in the ESM. Data are available upon request.

Ethics approval

The study and final survey instrument were approved by all participating institutions. Ethics approval was obtained at each institution under each institutional review board under expedited procedure.

Author contributions

AF assisted with the conduct of the study and designing the statistical analysis, performed data analysis, interpreted the data, and edited the manuscript. TK assisted with the research protocol and the conduct of the study, interpreted the data, and edited the manuscript. FRJ assisted with the research protocol, the conduct of the study, and designing the statistical analysis; performed data analysis; interpreted the data; and edited the manuscript. BS assisted with the research protocol, planning the study, and interpretation of data, and edited the manuscript. UM assisted with planning the study and edited the manuscript. SS assisted with the study design, the research protocol, interpretation of data, and manuscript editing. AA assisted with data collection and edited the manuscript. CH assisted with data collection and edited the manuscript. MB assisted with writing the research protocol and the planning and conduct of the study, assisted in data analysis, interpreted the data, and drafted the manuscript. She is the guarantor and affirms that the manuscript is an honest, accurate, and transparent account of the study being reported.

Consent to participate

All potential participants were mailed a letter with an invitation to the online survey and a unique code. Given the mailed nature of the study, written or verbal consent was not obtained. Consent was implied with completion of the study; and it was emphasized in the invitation letter that a) participation was voluntary; b) participation was confidential; c) they could quit the study at any time without penalty; d) decisions not to participate would not affect their status as a patient at the participating institution; and e) all results would be presented in aggregate and no individual identifiers would be used.

Consent for publication

Not applicable.

Code availability

Data is available upon request.

Supplementary Information

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Kushner, T., Fairchild, A., Johnson, F.R. et al. Women’s Willingness to Accept Risks of Medication for Inflammatory Bowel Disease During Pregnancy. Patient 15, 353–365 (2022). https://doi.org/10.1007/s40271-021-00561-9

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  • DOI: https://doi.org/10.1007/s40271-021-00561-9

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