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Table 2 Relationships between BAX mRNA expression status and other clinicopathological variables

From: Quantitative expression analysis and prognostic significance of the BCL2-associated Xgene in nasopharyngeal carcinoma: a retrospective cohort study

   Number of patients (%)  
Variable Total BAX -negativea BAX -positivea P value
Cases 88 35 (39.8) 53 (60.2)  
Gender     
Male 51 19 (37.3) 32 (62.7) 0.66b
Female 37 16 (43.2) 21 (56.8)  
Age (years)     
≤ 30 25 6 (24.0) 19 (76.0) 0.09b
> 30 63 29 (46.0) 34 (54.0)  
Tumor histology     
Undifferentiated 46 16 (34.8) 30 (65.2) 0.39b
Non-keratinizing 42 19 (45.2) 23 (54.8)  
Tumor extent     
T1 / T2 33 7 (21.2) 26 (78.8) 0.014c
T3 19 8 (42.1) 11 (57.9)  
T4 36 20 (55.6) 16 (44.4)  
Regional lymph node status     
N0 14 7 (50.0) 7 (50.0) 0.024c
N1 14 1 (7.1) 13 (92.9)  
N2 28 10 (35.7) 18 (64.3)  
N3 32 17 (53.1) 15 (46.9)  
Distant metastasis     
M0 51 19 (31.1) 42 (68.9) 0.018b
M1 27 16 (59.3) 11 (40.7)  
  1. aCutoff point: 0.43 a.u., equal to the 40th percentile.
  2. bCalculated by chi-square (Χ2) test.
  3. cCalculated by Fisher’s exact test.