Prevalence and biopsychosocial factors associated with overweight and obesity in adults with type 1 diabetes
Authors' conclusion
Overweight and obesity are highly prevalent among adults living with type 1 diabetes, and the identified biopsychosocial factors reveals how excess weight arises from complex interactions among demographic, clinical, and psychological influences.
Study context
- Population
- Adults with T1D attending a tertiary hospital, 2018–2020; mean age 44.7 years, 55.6% womensurveys analysed
- Participants
- 459 adults
- Outcome
- Prevalence of overweight and obesity
Methodological detailssingle-centre
- Single-centre
Main finding
As reported in the abstract
- Overweight (BMI 25-29.9 kg/m²)
- 38.8%
- Obesity (BMI > 30 kg/m²)
- 14.8%
- Obesity class I (30-34.9 kg/m²)
- 10.6%
- Obesity class II (35-39.9 kg/m²)
- 2.2%
- Obesity class III (>40 kg/m²)
- 2.0%
Observational data: associations, not effects.
Further findings
Factors associated with obesity
- Older age, living with child/children, higher EPAD-R score, higher total insulin doses, lipid-lowering therapy and higher EsDQoL diabetes-related worries score associated with greater likelihood of obesity
Baseline characteristics
- Mean (SD) BMI, kg/m²
- 26.0 (4.7)
- HbA1c
- 7.57%
- Mean (SD) age, years
- 44.7 (14.0)
Original publication
Prevalence and biopsychosocial factors associated with overweight and obesity in adults with type 1 diabetes. Int J Obes (Lond). Published 26 June 2026. doi:10.
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