Table 2.

Comparison of parameters in different image modalities

	t value	p value*
3-D CT/2D CT
TCS-A	1.870	0.062
TCS-P	0.061	0.951
IFD	−1.758	0.079
3-D CT/Radiographic
TCS-P/TCS	−19.878	<0.001
IFH	68.835	< 0.001
2-D CT/Radiographic
TCS-P/TCS	−22.067	< 0.001

^*Paired t-tests; TCS-A anterior tibiofibular clear space, TCS-P posterior tibiofibular clear space, IFD depth of incisura fibularis, TCS tibiofibular clear space, IFH height of incisura fibularis