Chunk #21 — ONLINE METHODS — Genotyping, quality control and imputation

Source: Meta-analysis and imputation refines the association of 15q25 with smoking quantity.
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Only imputed SNPs with good imputation quality were included in the meta-analysis. This was defined as proper_info≥0.5 (for studies analysed with IMPUTE/SNPTEST12) or rsq-hat≥0.5 (for studies analysed using MACH37) and Imp_info≥0.5 (for studies analysed using ProbABEL).