Table 4 Accuracy analysis of significant predictors for pleural invasion.

From: Correlations between iodine uptake, invasive CT features and pleural invasion in adenocarcinomas with pleural contact

Predictors

Sensitivity, %

Specificity, %

PPV†, %

NPV‡, %

Accuracy, %

Contact length > 10 mm

76.7

59.5

75.4

61.1

70.1

Spiculation sign

56.7

67.6

73.9

49.0

60.8

Combination§

90

40.5

71.1

71.4

71.1

  1. †PPV Positive predictive value.
  2. ‡NPV Negative predictive value.
  3. §Combination of contact length and spiculation sign.
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