874
At six months post - CAB , patients with severe anemia had a Hb mean value of 10 . 2 + / - 0 . 1 g / dl ( X + / - SE ) , whereas the other patients had mild anemia with Hb mean value of 13 . 2 + / - 0 . 17 ( X + / - SE ) .
 anemia, anemia
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 anemia, anemia