1684
RESULTS : During treatment , 11 patients showed a reduction in sural nerve SAP amplitude compared to baseline values ( 9 with a reduction > or = 50 % and 2 < 50 % ) .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 None