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Table 2 Correlation between NQO1 expression and clinicopathological features of NSCLC

From: NQO1 protein expression predicts poor prognosis of non-small cell lung cancers

Variables Case no. NQO1 positive(+ ~ ++) NQO1 strongly positive(++)
n (%) Pvalue n (%) Pvalue
Gender    0.579   0.570
 Male 112 65(58.04)   30(26.79)  
 Female 38 24(63.16)   12(31.58)
Age    0.541   0.914
60 99 57(57.58)   28(28.28)  
 <60 51 32(62.75)   14(27.45)
Tumor size    0.567   0.005**
 T1-2 119 72(60.50)   27(22.69)  
 T3-4 31 17(54.84)   15(48.39)  
Stage    0.013*   0.003**
 I-II 98 51(52.04)   23(23.47)  
 III-IV 52 38(73.08)   19(36.54)  
Differentiation    0.085   0.012*
 Well 34 15(44.12)   9(26.47)  
 Moderately 89 54(60.67)   28(31.46)  
 Poorly 27 20(74.07)   15(55.56)  
LN metastasis    0.039*   0.000**
 Negative Positive 96 51(53.13)   15(15.63)  
  54 38(70.37)   27(50.00)  
  1. *P < 0.05, **P < 0.01.