Table 4.

Detection of the Femoral Epiphyseal Ossification Center: Comparison Between Ultrasonography and Radiography

Femoral Center		Radiography
		Presence	Absence	Total
Sonography	Presence	106	2	108
	Absence	0	17	17
	Total	106	19	125
K = Cohen's kappa coefficient		K = 0.94 (0.84–1.00)