The Potential of the Quick Detection of Selectins Using Raman Spectroscopy to Discriminate Lung Cancer Patients from Healthy Subjects

Table 3

Diagnostics.

Diagnostic measures	Accuracy	Sensitivity	Specificity	ppv	npv
Before intervention vs after intervention	0.50	0.57	0.44	0.50	0.51
Palliative vs healthy	0.66	0.30	0.88	0.58	0.68

ppv = positive predictive value; npv = negative predictive value.