Abstract Purpose The present prospective study evaluates the association between new bone formation rate in the iliac onlay graft and sex steroid hormone serum levels. Methods A total of 15 partially or completely edentulous postmenopausal females and 9 males with less than 5 mm height of the remaining alveolar bone underwent iliac onlay grafting followed by dental implant placement using a two-stage approach. Sex hormone binding globulin and 17β-estradiol serum levels were investigated by electrochemiluminescence...