11452
Of all , 86 ( 68 . 8 % ) patients were hospitalized in the emergency department , while 25 ( 20 . 0 % ) patients were followed up by observation in emergency service .
 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