Table 10.

Use of serum free β-subunit as a tumor marker for detection of malignancies.

Malignancy	Patients	Sensitivity (> 3 fmol/ml)
Ovarian cancer	150	38% average of 3 reports
Cervical cancer	60	37% average of 2 reports
Endometrial cancer	55	33% average of 2 reports
Vulvar	50	38% single report
Bladder cancer	99	38% average of 2 reports
Lung cancer	177	18% average of 2 reports
Colorectal cancer	436	17% average of 2 reports
TOTAL	1152	30% average of 16 reports

Averages are determined from multiple reports by combining total cases positive for free β-subunit by total cases tested.