498
The mean plasma sodium concentration which was 135 . 95 ( + / - SD 4 . 14 ) mEq / kg before diuretic treatment was significantly decreased during treatment to 129 . 19 ( + / - SD 2 . 77 ) mEq / kg , P less than 0 . 001 .
 None
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
 Entities:  
Answer:
 None