Table 3.

Age Group 54–69: Estimated Change in Healthcare Expenditure and Chronic Conditions

	Total expenditure	Outpatient expenditure	Inpatient expenditure	Count of chronic conditions (maximum 17)
Overweight (25 ≤ BMI < 30)	1 143 (1 521)	651 (737)	491 (1 175)	0.36** (0.04)
Obese (30 ≤ BMI < 35)	6 639** (1 972)	1 516 (955)	5 122** (1 522)	0.65** (0.05)
Severe obesity (BMI ≥ 35)	15 835** (2 805)	6 946** (1 360)	8 889** (2 166)	0.97** (0.07)
Current or past regular smoker	6 195** (1 340)	3 107** (650)	3 087** (1 035)	0.24** (0.03)

Notes: The study sample (N =8765) consists of Discovery Health comprehensive plan members who completed a health risk assessment survey in 2010 and were between 54 and 69 years old. Reference group for body weight is 18.5 ≤ BMI < 25. Other control variables include a spline function to capture nonlinear age effects, and indicator variables for male, any alcohol consumption, and underweight.

^*p < 0.05;

^**p < 0.001.