Table 3: AUC values (standard error) for MOI, FI, and OST with osteoporosis (BMD-T-score ≤ −2.5) at the femoral neck in the development FPS (age 65 72, ) and fracture cohorts (age 45 79, ) and in the validation fracture cohort ( ) and OSTPRE validation cohort (age 58–69, ).

FPS cohort age 65 72Fracture development cohort Fracture validation cohortOSTPRE cohortage 58 69

MOI0.67 (0.06)0.75 (0.03)0.67 (0.07)0.79 (0.04)
FI0.56 (0.06)0.68 (0.04)0.53 (0.08)0.76 (0.04)
OST0.63 (0.06)0.79 (0.03)*0.62 (0.07)0.74 (0.05)

* , significant difference between OST and FI.
MOI: Mikkeli Osteoporosis Index.
FI: Fracture Index.
OST: Osteporosis Self-Assessment Tool.