Waist circumference changes were -@ ( @ % CI , -@ to @ ) cm in the control group , -@ ( @ % CI , -@ to -@ ) cm in the aerobic group ( P = @ vs controls ) , -@ ( @ % CI -@ to -@ ) cm in the resistance training group ( P = @ vs controls ) , and -@ ( @ % CI , -@ to -@ ) cm in the combined training group .