however , those carcinomas characterized by high dna index ( greater than or equal to 1.50 ) and high % s-phase fractions ( greater than or equal to 20 ) had a five fold higher incidence of high-degree malignancy , invasive tumors than diploid/near diploid ( % s less than or equal to 19 ) tumors .
C0006826
malignancy
C0027651
tumors