22532
About 49 . 8 % men and 66 . 6 % women had MMSE scores < 24 , with a mean MMSE score of 22 . 7 +/- 4 . 43 and 21 . 1 +/- 4 . 73 , respectively .
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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