tokens: The coefficient of inbreeding was lower in patients with breast ( 0.014 ) , skin ( 0.012 ) , thyroid ( 0.008 ) and female genital ( 0.014 ) cancers , whereas it was higher in cases for leukemia and lymphoma ( 0.018 ) , colorectal ( 0.025 ) and prostate ( 0.017 ) , with no significant difference between cases and controls .