Imaging of metastatic cervical nodes: is CT helpful in differentiation of squamous cell carcinoma (SCC) from non-SCC groups?

The Egyptian Journal of Otolaryngology

Table 5 Comparison between the two studied groups according to different parameters: margins and shape

	SCC		χ²	p
	SCC (n = 94)	Non-SCC (n = 63)	χ²	p
Outer margins/periphery of node
Regular	73 (77.7%)	48 (76.2%)	0.046	0.830
Irregular	21 (22.3%)	15 (23.8%)	0.046	0.830
Shape
Rounded	80 (85.1%)	53 (84.1%)	10.307*	^MCp = 0.008*
Oblong	4 (4.3%)	9 (14.3%)
Oval	8 (8.5%)	0 (0%)
Oval to oblong	2 (2.1%)	1 (1.6%)

χ² chi-square test, MC Monte Carlo, p p value for comparing between the two studied groups
*Statistically significant at p ≤ 0.05