22525
Methods : At admission and discharge ( after 4 weeks ) , the following outcome measures were computed : body weight ( BW ; Kg ) , body mass index ( BMI ; Kg / m2 ) , Functional Independence Measure ( FIM ) motor and cognitive , Obesity - related disability test ( TSD - OC ) , Visual Analogue Score ( VAS ) for functioning , Timed - Up - Go ( TUG ) .
 None
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 None