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The C statistic of T2DM risk factors was 0 . 708 ( 0 . 691 - 0 . 725 ) and increased only marginally to 0 . 714 ( 0 . 698 - 0 . 731 ) with the addition of the gene score ( P for C statistic change = 0 . 0052 ) . CONCLUSIONT2DM genetic associations are generally consistent across ethnic groups , and a gene score only adds marginal information to clinical factors for T2DM prediction .
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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:
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