21531
Participants free of CVD / stroke and not underweight ( n = 3 , 743 ) were stratified by BMI categories and metabolic risk , defined as having two or more International Diabetes Federation metabolic syndrome criteria , excluding waist circumference . RESULTSCorrelates of the MHO ( n = 454 [ 12 . 1 % ] ) included smoking , socioeconomic disadvantage , and physical inactivity .
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Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 None