Role of Intraoperative Pathology Consultation in Skeletal Tumors and Tumor-Like Lesions

Table 2

Statistical analyses of results given by imprint smear and frozen section technique.

	Imprint smear		Frozen section
	Diagnosis	Resection margin	Diagnosis	Resection margin
Sensitivity (%)	76.47	100	88.2	100
Specificity (%)	100	92.3	94.7	96.15
Positive predictive value (%)	100	66.66	93.75	80
Negative predictive value (%)	82.6	100	90	100
Diagnostic adequacy (%)	88.88	93.3	91.66	96.66
Kappa test of agreement	0.77	0.76	0.83	0.86