Region Cancer Type Cases n(%) Controls n(%) Odd Ratio (95% CI) Pro/Pro vs. Arg/Arg Author
China Nasopharyngeal Carcinoma 64 99 2.00 (0.86-4.67) Golovleva et al. [17]
Canada Head & Neck Cancer 163 163 1.08 (0.36-3.20) Hamel et al. [18]
India Oral Squamous Cell Carcinoma 110 26 4.40 (0.90-21.56) Nagpal et al. [19]
Thailand Nasopharyngeal Cancer 102 148 1.93 (0.94-3.98) Tiwawech et al. [20]
Brazil Head & Neck Cancer 50 142 3.27 (0.90-11.87) Cortezzi et al. [21]
Taiwan Hypopharyngeal Carcinoma 53 53 3.67 (1.16-11.56) Twu et al. [22]
Portugal Nasopharyngeal Carcinoma 107 285 2.62 (1.10-6.30) Sousa et al. [23]
Present Study Epithelial Ovarian Cancer 100 100 5.3 (1.9-14.7) 2013
Table 5a: Association of p53 codon 72 polymorphism between cases & controls & the risk of developing various cancers.