Osteoporosis, bone & mineral

Probability of achieving bone mineral density treatment targets with abaloparatide and teriparatide

J Bone Miner ResPublished Post hoc analysis of the ACTIVE and ACTIVExtend trials

Study context

Population
Women with osteoporosis aged 49–86 yr in ACTIVE, with baseline TH or LS T-scores ≤−2.5ACTIVE enrolment
Participants
2,463 women
Comparison
Abaloparatide or teriparatide (18 mo); abaloparatide/alendronate vs placebo/alendronate (3.5 yr)
Primary endpoint
Predicted probability of achieving a T-score >−2.5 at the TH or LS
Follow-up
18 mo; 3.5 yr for sequential treatment
Methodological detailslogistic regression prediction model
  • Logistic regression prediction model

Primary result

As reported in the abstract

Lowest baseline T-score with >50% predicted to achieve T-score >−2.5 · 18 mo
GroupTH baseline T-scoreLS baseline T-score
Abaloparatide−2.7−3.3
Teriparatide−2.7−3.2

TH baseline T-score

Abaloparatide−2.7
Teriparatide−2.7

LS baseline T-score

Abaloparatide−3.3
Teriparatide−3.2

Further findings

OutcomeValues
Lowest baseline T-score with >50% predicted to achieve T-score >−2.5, sequential treatment · 3.5 yrAbaloparatide/alendronate TH baseline T-score ≥−2.9 · LS baseline T-score ≥−3.5

Baseline T-score ≤−2.5 in ACTIVE

TH
23%
LS
74%

Original publication

Probability of achieving bone mineral density treatment targets with abaloparatide and teriparatide. J Bone Miner Res. Published 11 April 2025. doi:10.1093/jbmr/zjaf053

Composed by AI from the published abstract and checked against it. How Briefs are made →

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