In addition, a significant interaction with risk of overall NHL was observed between WRN rs1346044 and hair dye use before 1980 (p(interaction) = 0.032).
WRN Cys1367Arg was associated with decreased risk of NHL overall (OR: 0.71; 95% CI: 0.56-0.91; P=0.007) and DLBCL (OR: 0.66; 95% CI: 0.45-0.95; P=0.024), as well as follicular and marginal zone lymphomas.