. Author manuscript; available in PMC: 2009 Sep 28.

Published in final edited form as: Mod Pathol. 2008 Jun 27;21(9):1168–1175. doi: 10.1038/modpathol.2008.113

Table 3.

Clinical features of chromosome 7 polysomic cases and chromosome 7 non-polysomic cases

	Polysomy 7 (n = 8)	No polysomy 7 (n = 18)	P-value
Gender F/M	4/2	9/9	0.65^*
Age (mean, years)	50	45
Smoker/nonsmoker	2/4	8/10	1.00^*
Tumor size (mean, cm)	3, 6	2, 4
Tumor grade, N: grade 1/grade 2/grade 3	1/4/1	5/12/1	0.64^**
Wall infiltration, N (%)	5 (83)	9 (53)
Lymph node metastasis, N (%)	2 (33)	7 (39)	0.28^*
Distant metastasis, N (%)	0 (0)	5 (28)

F, female; M, male.

P not significant through Fisher's exact test

^**

P not significant through χ²-test.