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Development of the Weight and Emotions Scale (WES).

Chisom Kanu1, Miriam Kimel2, Iris Goetz1

  • 1Eli Lilly and Company Indianapolis Indiana USA.

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Summary

A new Weight and Emotions Scale (WES) effectively measures the emotional impact of obesity. This patient-reported outcome (PRO) tool aids in evaluating treatment benefits for individuals with overweight or obesity.

Keywords:
emotional functioninghealth‐related quality of lifeobesityobesity management medicationspatient‐reported outcome measureweight and emotions scale

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Area of Science:

  • Psychiatry and Psychology
  • Clinical Research
  • Patient-Reported Outcomes

Background:

  • Obesity and overweight are linked to significant psychosocial distress.
  • Current patient-reported outcome (PRO) measures inadequately capture the emotional experiences of individuals with obesity.
  • There is a need for comprehensive tools to evaluate the emotional impact of obesity and its treatments.

Purpose of the Study:

  • To develop and evaluate the Weight and Emotions Scale (WES), a novel PRO measure.
  • To assess the impact of obesity and overweight on patients' emotional functioning.
  • To evaluate the effectiveness of treatments for obesity on emotional well-being.

Main Methods:

  • The WES was developed using data from patient interviews, literature reviews, and clinician interviews.
  • Cognitive interviews with adults (N=20) with obesity/overweight and complications were conducted to assess WES content validity.
  • The WES is a 16-item PRO measure designed to evaluate 13 emotion-related concepts.

Main Results:

  • Cognitive interviews indicated positive participant reception of the WES, with high understanding and ease of use.
  • Most WES items (75%) were understood by all participants.
  • A significant majority (≥75%) of participants rated most items as "very important" or "moderately important".

Conclusions:

  • The Weight and Emotions Scale (WES) is a validated PRO measure for assessing emotional functioning in individuals with obesity.
  • The WES can be utilized in clinical trials, research, and practice to evaluate the effects of obesity and its treatments on emotional health.
  • This scale offers a robust method for understanding the psychosocial burden associated with obesity.