Guidelines
Without comorbidities
With comorbidities
Recommendations
Western guidelines
National Institute of Health
BMI ≥40
BMI ≥35
Should be considered
Obesity Surgery Society of Australia and New Zealand
BMI >40
BMI ≥35
Should be considered
American Society for Metabolic & Bariatric Surgery
BMI ≥40
BMI ≥35
BMI ≥30
Should be considered
May also be offered
International Federation for the Surgery of Obesity: European Chapter
BMI ≥40
BMI ≥35
Should be considered
Asian guidelines
Asia Pacific Metabolic and Bariatric Surgery Society
BMI >37
BMI ≥32 with DM or two co-morbidities
Should be considered
Asian Consensus Meeting of Metabolic Surgery
BMI ≥35
BMI ≥32
BMI ≥30 Central obesity + 2 metabolic
BMI <30
Strictly under study protocol
Should be considered
Should be considered
International Federation for the Surgery of Obesity: Asia Pacific Chapter
BMI ≥35
BMI ≥30
BMI ≥27.5 with inadequately controlled DM
BMI <27.5 with inadequately controlled DM
Strictly under study protocol
Should be considered
May be considered
Medical association guidelines
The International Diabetes Federation
–
BMI ≥35 with DM **(Asian −2.5)
BMI 30–35 with inadequately controlled DM
Alternative treatment
Accepted option
Diabetes Surgery Summit
–
BMI ≥35
BMI 30–35
Should be considered
May also be appropriate
Asian Diabetes Surgery Summit
BMI ≥37
BMI ≥32 with DM (HbA1c >7.5)
BMI ≥27 with many co-morbidities