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May 14, 2026Wiener klinische WochenschriftOpen Access

Objective versus subjective physical activity assessment in a clinical setting of patients with obesity and eating disorders

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Authors

HWHans‐Peter WiesingerBBBettina BannertEKElmar Kaiser

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Overview

Randomized trial assesses physical activity accuracy in obesity and eating disorders, suggesting better tools for treatment.

Key Points

  • This research assesses how well different methods measure physical activity among patients with obesity and eating disorders.
  • Evaluated concurrent validity of a questionnaire and accelerometry-based measurements in a clinical setting.
  • Used regression analyses to assess validity and proportional bias against accelerometer data.
  • Analyzed within-patient correlations for physical activity and sitting time.
  • Good correlation for physical activity (r = 0.88, p < 0.001) but lower correlation for sitting time (r = 0.41, p = 0.005).
  • Greater inactivity resulted in more significant reporting errors for sitting time (p = 0.005).
  • Males showed a higher underestimation of sitting time compared to females (p = 0.026).

Cite This Study

Wiesinger et al. (2026) studied this question.

synapsesocial.com/papers/6a056824a550a87e60a20858https://doi.org/10.1007/s00508-026-02753-5
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