Benjapibal M, Neungton C. Pre-operative prediction of serum CA125 level in women with ovarian masses. J Med Assoc Thai. 2007 Oct;90(10):1986-91.
Prospective study of 120 women with ovarian masses, gold standard=histopathology, PPV=57.0%
How I found it…In Pubmed Clinical Query-Diagnosis, Narrow:
CA-125 AND positive predictive value AND cohort studies