6648
The mean body mass index ( BMI ) was 31 . 8 + / - 6 . 3 kg / m2 and 28 . 5 + / - 6 . 3 kg / m2 in women and men , respectively .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities:  
Answer:
 None