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Table 8 Statistical analysis of folate and Vit B12 in adenocarcinoma and normal samples

From: Association of MTHFR C677T variant genotype with serum folate and Vit B12 in Iranian patients with colorectal cancer or adenomatous polyps

Vit B12 Folic acid
  Case (N = 19) Control (N = 23)   Case (N = 17) Control (N = 22)
High (> 982 pg/ml) 4 2 Normal (> 5.38 ng/ml) 17 19
Low (< 193 pg/ml) 2 4 Deficient (≤ 5.38 ng/ml) 0 3
Normal (193–982 pg/ml) 13 17    
X2 1.4993   X2 0.95805  
P 0.4725   P 0.3277  
Median (mad*) 298 (130.47) 293 (127.5)   11.4 (8.01) 9.2 (5.56)
  1. *Median absolute deviation