... power of the selected studies by using the DSTPLAN4.2 software, in order to assess the probability of detecting an association between RANTES polymorphisms and asthma at the 0.05 level of significance, ... reached a consensus on all of the items. Data extracted from these articles in-cluded the first author’s name, year of publication, country of origin, ethnicity, number of cases and con-trols, ... for 28C/G (t=0.90, p=0.39). Table 3. Summary ORs of p53 and GSTP1 polymorphisms and esophageal cancer risk Comparison No. of Cases No. of Controls OR 95%CI P* p53 Arg75Pro Pro/Arg vs Arg/Arg...