Colposcopy Standards: Guidelines for Endocervical Curettage at Colposcopy.

In a subanalysis of 280 women participating in the Biopsy Study, sponsored by the National Cancer Institute, Liu and associates 9 reported that the likelihood of a positive ECC increased with age, with yield rising from 10% among patients aged 20 to 29 years (10 of 99) to 25% among patients aged 60 to 69 years (2 of 8), although these findings did not reach statistical significance ( p = .55).

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