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. 2013 Sep 25;21(2):597–604. doi: 10.1245/s10434-013-3220-2

Table 1.

Rad51 expression in the resected specimen and clinicopathological factors in patients who underwent surgery without preoperative therapy

Factor Rad51 negative Rad51 positive P value
(n = 36) (n = 53)
Age (year) 62.3 ± 10.1 64.1 ± 9.9 0.5193
Sex 0.5144
 Male 33 (91.7 %) 45 (84.9 %)
 Female 3 (8.3 %) 8 (15.1 %)
Differentiation of ESCC 0.0999
 Well 8 (22.2 %) 15 (28.3 %)
 Moderate 24 (66.7 %) 24 (45.3 %)
 Poor 4 (11.1 %) 14 (26.4 %)
Location 0.1083
 Upper 3 (8.4 %) 8 (15.1 %)
 Middle 21 (58.3 %) 19 (35.9 %)
 Lower 12 (33.3 %) 26 (49.1 %)
Depth of invasion 0.1246
 pT 1, 2 25 (69.4 %) 27 (50.9 %)
 pT 3 11 (30.6 %) 26 (49.1 %)
Lymph node metastasis 0.0168
 pN 0 25 (69.4 %) 22 (41.5 %)
 pN 1 11 (30.6 %) 31 (58.5 %)
Lymphatic involvement 0.2794
 Negative 22 (61.1 %) 25 (47.2 %)
 Positive 14 (38.9 %) 28 (52.8 %)
Vascular involvement 1.0000
 Negative 25 (69.4 %) 36 (67.9 %)
 Positive 11 (30.6 %) 17 (32.1 %)
pStage 0.0905
 I, II 30 (83.3 %) 35 (66.0 %)
 III 6 (16.7 %) 18 (34.0 %)
Recurrence 0.0171
 Negative 27 (75.0 %) 26 (49.1 %)
 Positive 9 (25.0 %) 27 (50.9 %)

ESCC esophageal squamous cell carcinoma