Salivary calcium concentration as a screening tool for postmenopausal osteoporosis.

Aim: Measurements of salivary calcium level may be a useful screening tool for osteoporosis in postmenopausal women. The purpose of this study was to clarify whether this measure is valid compared with dual-energy X-ray (Bone Mineral Density) screening tools in osteoporosis.

Methods: A case-control study was carried out in 40 postmenopausal women with osteoporosis (T-score ≤ -2.