Table 4

The level of intervention for obesity is based on BMI, waist circumference and presence of comorbidities.10

BMI (kg/m 2 ) Waist circumference (cm) Comorbidity present*
Low riskHigh riskVery high risk
<94 (male)94–102 (male)>102 (male)
<80 (female)80–88 (female)>88 (female)
Overweight (25–29.9)1223
Obesity I2223
Obesity II3334
Obesity III4444
  • 1=general advice on healthy weight and lifestyle.

  • 2=diet and physical activity.

  • 3=diet and physical activity; consider medications.

  • 4=diet and physical activity; consider medications; consider surgery.

  • *At least one of the following comorbidities should be present such as type 2 diabetes mellitus, hypertension, dyslipidaemia, ischaemic heart disease, obstructive sleep apnoea polycystic ovarian syndrome, osteoarthritis .10

  • BMI, body mass index.