Skip to main content

Table 5 Diagnostic performances of combined methods to detect malignancy at specific cut-off values

From: Reliability of preoperative evaluation of postmenopausal ovarian tumors

Developed method

Sensitivity

%

95% CI

Specificity

%

95% CI

PPV

%

95% CI

NPV

%

95% CI

Accuracy

%

RMI > 200 and VFI > 0.31

51.6

33.1–69.9

95.5

87.3–99.1

84.2

60.4–96.6

80.8

70.3–88.8

81.4

Simple rules with expert opiniona and VFI > 0.31

71.0

52.0–85.8

95.5

87.3–99.1

88.0

68.8–97.5

87.5

77.6–94.1

86.7

LR2 > 25 and VFI > 0.31

64.5

45.4–80.8

97.0

89.5–99.6

90.9

70.8–98.9

85.3

75.3–92.4

86.5

  1. IOTA International Ovarian Tumor Analysis; CI Confidential interval; PPV Positive predictive value; NPV Negative predictive value; RMI Risk of malignancy index; VFI Vascularization flow index; LR2 Logistic regression model 2
  2. aTwo step-strategy: As a result of inconclusive by simple rules, the expert evaluates the tumor