Roles of Osteopontin Gene Polymorphism (rs1126616), Osteopontin Levels in Urine and Serum, and the Risk of Urolithiasis: A Meta-Analysis

Figure 3

Forest plots of subgroup analysis of urolithiasis associated with the distribution of genotypic frequencies of rs1126616 in the homozygote model: (a) stratified by ethnicity; (b) stratified by genotyping method.

(a)

(b)