3852
There was no significant difference of intraoperative blood loss between patients with vitamin K , ( 748 . 27 + / - 448 . 51 ) ml , and those without vitamin K , ( 767 . 31 + / - 547 . 89 ) ml ( P > 0 . 05 ) .
 Anatomy: blood
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Anatomy 
Text: {0} 
 Entities: blood 
Answer:
 Anatomy: blood