To assess the utility of the serum UBAP2 ELISA value as a diagnostic biomarker for osteoporosis in women, receiver operating characteristic (ROC) curve regression analysis of the ELISA data of serum UBAP2 and OCN in Fig. 7 was performed using R program of the pROC package (version 1.18)28. Here, UBAP2 is linked to osteoporosis.