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Table 1 Genotype and allele frequencies of SNP rs150689919 in PD patients and controls

From: Association study between SNP rs150689919 in the DNA demethylation gene, TET1, and Parkinson’s disease in Chinese Han population

SNP N Genotype N (%) p(df, OR) Allele N (%) p(df, OR)
CC CT TT C T
Patients 514 474 (92.2) 38 (7.4) 2 (0.4) 0.137a (df = 2, OR*) 986 (95.9) 42 (4.1) 0.361b (df = 1,OR = 0.824)
Controls 529 477 (90.2) 52 (9.8) 0   1006 (95.1) 52 (4.9)  
  1. p-Values after correcting by binary logistic regression with age and gender using SPSS17.0.
  2. a p = 0.363; b p = 0.362.
  3. *With df = 2, the OR value could not been given by Chi-square test.