Zhou et al.        
Genotype Cases (n=416)
Frequency (%)
Controls (n=997)
Frequency (%)
p value OR (95% CI)
TT 309 (0.743) 745 (0.748) -  
TC 99 (0.238) 235 (0.236) 0.945 1.02 (0.77-1.33)
CC 8 (0.019) 16 (0.016) 0.655 1.21 (0.51-2.85)
T allele 717 (0.862) 1725 (0.866) -  
C allele 115 (0.138) 267 (0.134) 0.813 1.04 (0.82-1.31)
Abu-Amerro et al.        
Genotype Cases (n=226)
Frequency (%)
Controls (n=403)
Frequency (%)
p value OR (95% CI)
TT 50 (22.1) 91 (22.6) - -
TC 115 (50.9) 202 (50.1) 0.916 1.04 (0.672-1.607)
CC 61 (27) 110 (27.3) 0.988 1.0 (0.617-1.653)
T allele 215 (47.6) 384 (47.6) - -
C allele 237 (52.4) 422 (52.4) 0.988 1.0 (0.791-1.271)
Celojevic et al        
  Cases (n = 185)
Frequency (%)
Controls (n = 239)
Frequency (%)
   
T allele 47.7% 46.5% 0.75 1.05 (0.79-1.40)
Table 3: Genotype and allele frequencies of SOD2 rs4880 as found by Zhou et al. [18], Abu-Amerro et al. [19] and Celojevic et al. [20].