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Table 1: Clinical characteristics^{^a}
Characteristic p53-Positive p53-Negative
Female 1 1
Male 7 7
Age (yr) (mean) 56 ± 13 56 ± 11
T2 1 3
T3 2 1
T4 5 4
N1 1 1
N2 7 7
↵a All P values are not significant.
Characteristic	p53-Positive	p53-Negative
Female	1	1
Male	7	7
Age (yr) (mean)	56 ± 13	56 ± 11
T2	1	3
T3	2	1
T4	5	4
N1	1	1
N2	7	7