某人已被确诊为某病，而本人否认自己有病，此人角色行为的改变属于

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SQL Error: select id,body,options from ***_enewstiku where sourceid='24409' and id < 2101856 and id<>'2101856' order by id desc limit 5 SQL Error: select id,body,options from ***_enewstiku where sourceid='24409' and id > 2101856 and id<>'2101856' order by id asc limit 5