Table 3 Bone formation and resorption markers. Bone Alkaline Phosphate (BALP) and Deoxypyridinoline (DPD) level in patients with established osteoporosis compared between Alendronate group (ALN) (n = 22) and placebo control group (CON) (n = 25) at baseline and follow-up at 6- and 12 months (Data: mean ± SD)