16003
Therefore , a total of 856 subjects were categorized as follows : ( 1 ) metabolically healthy and normal weight ( MHNW ) ; ( 2 ) metabolically obese but normal weight ( MONW ) ; ( 3 ) metabolically healthy but obese ( MHO ) ; and ( 4 ) metabolically abnormally obese ( MAO ) .
 None
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