TNFRSF11A and osteoporosis: Multiple linear regression analysis performed only on the osteoporosis cohort without a history of ONJ (n = 79) indicated that the length of time on N-BP therapy, but not age, was significantly linked to both higher RANK (β = 0.233, p = 0.045) and AHR (β = 0.247, p = 0.032) gene expression.