Table 3 Association between pM categories of pT2/3 patients and CRABP1 expression

From: Frequent methylation-associated silencing of a candidate tumor-suppressor, CRABP1, in esophageal squamous-cell carcinoma

   CRABP1 immunoreactivity  
  N Positive (%) Negative (%) P-value*
M0 80 35 (43.8) 45 (56.3) 0.042
M1/1a/1b 14 2 (14.3) 12 (85.7)  
  1. Statistically significant values are in boldface type.
  2. *P-value is from Fisher's exact test and was statistically significant when <0.05.