Fig. 5
From: The association between body mass index and health and economic outcomes in Brazil
Adjusted annual cost differences across BMI classes among all adults. Normal weight: 18.5–24.9 kg/m2; overweight: 25–29.9 kg/m2; obese class I: 30–34.9 kg/m2; obese class II: 35–39.9 kg/m2; obese class III: 40 kg/m2. *The mean is significantly different than normal-weight group. All models controlled for age, gender, race, marital status, education, income, exercise, smoking, alcohol use, and Charlson comorbidity index