I en retrospektiv analyse (kvantitativ røntgenvaluering) blev der dokumenteret en ny fraktur (0, 8%) blandt de patienter, der var blevet behandlet med alendronat, over for 6 nye frakturer (7, 1%) med placebo (p=0, 017).
In a retrospective analysis (assessed by quantitative radiography) one new fracture (0.8%) was documented among patients treated with alendronate, compared with 6 new fractures (7.1%) for placebo (p=0.017).