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Table 2 Association of PDCD6 mRNA expression with clinical and pathological characteristics of ovarian cancer

From: PDCD6 is an independent predictor of progression free survival in epithelial ovarian cancer

   PDCD6 Expression
Variable n Median (5th-95th)a p- valueb Lowc Middled Highe p- valuef
Stage 211    n (%) n (%) n (%)  
   I-II 63 0.16 (0-4.78) 0.183 25(39.7) 28(44.4) 10(15.9) 0.256
   III-IV 148 0.28 (0-5.26)   52(35.1) 57(38.5) 85(26.4)  
Grade 211       
   1~2 73 0.16 (0-4.41) 0.275 26(35.6) 33(45.2) 14(19.2) 0.477
   3 138 0.29 (0-5.53)   51(37.0) 52(37.7) 35(25.4)  
Histology 212       
   Non-Serous 127 0.20 (0-5.03) 0.321 47(37.0) 53(41.7) 27(21.3) 0.734
   Serous 85 0.28 (0-5.41)   30(35.3) 33(38.8) 22(25.9)  
Residual Tumor 206       
   No Residual 90 0.18 (0-3.69) 0.261 32(35.6) 43(47.8) 15(16.7) 0.050 h
   Residual 116 0.31 (0-7.20)   43(37.1) 39(33.6) 34(29.3)  
  1. a Expression levels at the 5th and 95th percentiles;b Wilcoxon two-sample test with t approximation;c Low: Expression Index (EI) < 0.1;
  2. d Middle: Expression Index (EI) 0.1-1;e High: Expression Index (EI) > 1;f p- value from Chi-square test;
  3. g p- value from Spearman correlation test;h Bold values are statistically significant (p < 0.05)