368
In contrast , 2 , 397 ( 74 % ) had one or more risk factors ( not low risk ) ; of these , 5 . 3 % died in 6 weeks ( p less than 0 . 001 ) .
 None
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: GENE 
Text: {0} 
Answer:
 None