Which Patients Need an Axillary Clearance after Sentinel Node Biopsy?

Table 5

Validation studies comparing OSNA with histopathology.

Author	Total	Concordance	Sensitivity	Specificity
Tsujimoto et al. [71]	101	98%	91%	100%
Schem et al. [72]	93	92%	98%	91%
Tamaki et al. [79]	185	93%	88%	94%
Snook et al. [80]	204	96%	92%	97%
Feldman et al. [81]	498	96%	78%	96%