Table 1.

Characteristics of study population

		Mean	SD	Freq.	%
Age		62.0696	12.9403
Gender	Female			30	33.71
	Male			59	66.29
Race	White			79	88.76
	Black			7	7.87
	Other			3	3.37
Registry general stage	Distant Metastasis			13	14.61
	Localized			19	21.35
	Regional both direct extension and lymph			19	21.35
	Regional by direct extension			20	22.47
	Regional to lymph nodes			18	20.22
Pathologic T stage	1			11	12.36
	2			20	22.47
	3			13	14.61
	4			31	34.83
	N/A			14	15.73
Pathologic Nodal stage	0			32	35.96
	1			11	12.36
	2			32	35.96
	N/A			14	15.73
Registry grade	Moderately differentiated			48	53.93
	Poorly differentiated			28	31.46
	Undifferentiated			5	5.62
	Well differentiated			8	8.99

N/A: Not available; SD: Standard deviation; Freq.: Frequency