Fig. 1From: The impact of obesity on surgical outcomes in patients undergoing emergency laparotomy for high-risk abdominal emergenciesCoexisting conditions and trends of main outcomes by weight category. Normal weight (n = 306), BMI 18.5–24.9; underweight (n = 50), BMI < 18.5; overweight (n = 336), BMI 25–29.9; obese (n = 161), BMI, 30–39.9; morbidly obese (n = 33), BMI ≥ 40Back to article page