Early diagnosis of gestational trophoblastic neoplasia based on trajectory classification with compartment modeling

Table 2 Median values of the cross-validated diagnostic accuracy features

Model^a	Sensitivity	Specificity	PPV	NPV	Classification rate (%)
Model^a	(%)	(%)	(%)	(%)	Classification rate (%)
A	34.9	97.1	67.0	89.6	87.9
A × t	44.6	94.8	59.4	90.8	87.4
Non-biological	24.6	93.8	41.6	87.9	83.6

^aType of residual hCG production: constant (r(t) = A), proportional to time (r(t) = A × t), or non-biological model

ISSN: 1471-2288