No difference in Dicer expression was observed between the eutopic endometrium of women with adenomyosis and the eutopic endometrium of women without the disease (0.1±0.0% vs 2.4±1.8%, respectively) (P=0.399; 95%CI of the difference: -0.01 to 2.01%). Here, DICER1 is linked to adenomyosis.