Accordingly, all people in each level who have a confirmator
in their sheets were considered as a population (a center).
The current pre - operative clinical methods, including radiographic techniques like ultrasound, computed tomography (C T ) and magnetic resonance imaging (MRI), although helpful, are not confirmator
y and often misdiagnose the presence or absence of cervical nodal metastasis in many patients.2
Selecting a Measurement Model Model type [L.sup.2] BIC Exploratory 1-Factor 51263.67 -141534.87 Exploratory 2-Factor 37255.71 -155437.92 Confirmatory 2-Factor 41278.79 -151498.77 Exploratory 3-Factor 34604.38 -157984.33 Confirmator
3-Factor 35462.87 -157220.26 Table 2.