Discrete choice experiment exploring women’s preferences in a novel device designed to monitor the womb environment and improve our understanding of reproductive disorders

Autor: Ying C Cheong, Emmanouil Mentzakis, Ka Ying Bonnie Ng, Rhiannon Evans, Hywel Morgan
Jazyk: angličtina
Rok vydání: 2022
Předmět:
Zdroj: BMJ Open, Vol 12, Iss 4 (2022)
Druh dokumentu: article
ISSN: 2044-6055
DOI: 10.1136/bmjopen-2021-058419
Popis: Objectives The study aims to determine the relative importance of key attributes of a novel intrauterine device. The device monitors uterine oxygen, pH and temperature in real time with the aim of improving our understanding and treatment of reproductive disorders.Design A discrete choice experiment was used to elicit preferences in this novel investigative tool. The attributes and levels used in the choice scenarios were length of time using the device (7, 14 or 28 days), information obtained to guide treatment (limited, majority or all cases), risk of complications (1% or 10%) and discreteness (completely discrete, moderately discrete or indiscrete).Setting Secondary care hospital in Hampshire, UK.Participants 361 women of reproductive age.Primary and secondary outcome measures Conditional logit and latent class logit regression models to determine the preference for each attribute.Results Conditional logit coefficients allow comparison between attributes; women placed most importance on obtaining information to guide treatment in all cases (2.771), followed by having a completely discrete device (1.104), reducing risk of complications by 1% (0.184) and decreased length of time by 1 day (0.0150). All coefficients p
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