Fig. 1From: Development and validation of polygenic risk scores for prediction of breast cancer and breast cancer subtypes in Chinese womenFlowchart of the quality control process of the genotypic data in SBCGS. Quality control procedures were carried out using PLINK 1.9. HWE: Hardy–Weinberg equilibrium; MAF: minor allele frequency; SBCGS: Shanghai Breast Cancer Genetics Study; SNPs: single nucleotide polymorphismsBack to article page