Single serum progesterone as a screen for ectopic pregnancy: exchanging specificity and sensitivity to obtain optimal test performance

Basic principles of ROC analysis

1978 • 5,844 citations

Receiver operating characteristic (ROC) methodology: the state of the art.

1989 • 664 citations

Timely diagnosis of early ectopic pregnancy using a single blood progesterone measurement

1987 • 114 citations

Ectopic pregnancy. Diagnostic and therapeutic algorithms minimizing surgical intervention.

1993 • 104 citations

Serum Progesterone Levels as an Aid in the Diagnosis of Ectopic Pregnancy

1986 • 94 citations

Improved sensitivity and specificity of a single measurement of serum progesterone over serial quantitative beta-human chorionic gonadotrophin in screening for ectopic pregnancy

1992 • 55 citations

Receiver-operator characteristic, efficiency analysis, and predictive value of serum progesterone concentration as a test for abnormal gestations

1992 • 37 citations

Early diagnosis of ectopic pregnancy using receiver — operator characteristic curves of serum progesterone concentrations

1993 • 23 citations

Serum progesterone predicts abnormal gestations in clomiphene citrate conception cycles as well as in spontaneous conception cycles

1994 • 12 citations

Viable term pregnancy despite “subluteal” serum progesterone levels in the first trimester

1993 • 8 citations