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Table 6 Calculated sensitivity, specificity, false positive, false negative and true positive rates, negative and positive predictive values (tumor suspicious lesion excluded)

From: Intraoperative fine needle aspirations - diagnosis and typing of lung cancer in small biopsies: challenges and limitations

 

All

SQC

SCLC

ADCa

LC

Carcinoid

Sensitivity

87.8 %

87.0 %

100.0 %

79.3 %

33.3 %

86.7 %

Specificity

100.0 %

93.8 %

98.7 %

97.2 %

99.7 %

98.7 %

False positive rate

0.0 %

6.2 %

1.3 %

2.8 %

0.3 %

1.3 %

False negative rate

12.2 %

13.0 %

0.0 %

20.7 %

66.7 %

13.3 %

Negative predective value

75.0 %

97.2 %

100.0 %

86.1 %

99.4 %

99.3 %

Positive predective value

100.0 %

74.6 %

42.9 %

95.5 %

50.0 %

76.5 %