CREATE TABLE table_221653_1 (platelet_count VARCHAR(255), partial_thromboplastin_time VARCHAR(255), bleeding_time VARCHAR(255))
What is the platelet count when partial thromboplastin time and bleeding time are unaffected?
    
SQL: SELECT platelet_count FROM table_221653_1 WHERE partial_thromboplastin_time = "Unaffected" AND bleeding_time = "Unaffected"