Evaluation of Adherence With Bisphosphonates and Calcium and Vitamin D Supplements in Women With Postmenopausal Osteoporosis
OSTEOAD
Observational, Cross-sectional, Multicenter Study to Evaluate Adherence to Different Treatment Regimens With Oral Bisphosphonates and Calcium and Vitamin D Supplements in Postmenopausal Osteoporosis.
1 other identifier
observational
480
1 country
21
Brief Summary
This study aims to evaluate the adherence of patients to combined treatment with bisphosphonates and calcium and vitamin D supplements, which is one of the usual treatments for postmenopausal osteoporosis. The study will consist of a single visit that will coincide with one of the patient's usual follow-up visits according to standard clinical practice. During this visit, information will be collected from the patient's medical history and an interview will be conducted using 3 questionnaires to assess how and how often the patient takes the treatment, possible forgetfulness, and whether or not the patient is satisfied with their current treatment.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P75+ for all trials
Started Mar 2025
Shorter than P25 for all trials
21 active sites
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
March 3, 2025
CompletedFirst Submitted
Initial submission to the registry
June 30, 2025
CompletedFirst Posted
Study publicly available on registry
August 5, 2025
CompletedPrimary Completion
Last participant's last visit for primary outcome
December 1, 2025
CompletedStudy Completion
Last participant's last visit for all outcomes
December 1, 2025
CompletedAugust 5, 2025
July 1, 2025
9 months
June 30, 2025
July 29, 2025
Conditions
Keywords
Outcome Measures
Primary Outcomes (1)
Intergroup adherence
To evaluate intergroup adherence to the most common oral regimens used in the treatment of postmenopausal OP that combine BP and Ca/D supplements, using a 8-items Morisky Medication Adherence Scale
Day 1
Secondary Outcomes (6)
Persistence intergroup
Day 1
Adherence intragroup
Day 1
Persistence intragroup
Day 1
Factors of non-adherence
Day 1
Factors of non-persistence
Day 1
- +1 more secondary outcomes
Eligibility Criteria
Women with postmenopausal osteoporosis who have been prescribed treatment with an oral bisphosphonate combined with Ca/D supplements.
You may qualify if:
- \- Women diagnosed with postmenopausal OP.
- \- Women who had given their written informed consent before participating in the study.
You may not qualify if:
- None
Contact the study team to confirm eligibility.
Sponsors & Collaborators
Study Sites (21)
Clinica Gaias Santiago
Santiago de Compostela, A coruña, Spain
CP Dr Caracuel
Córdoba, Andalusia, Spain
Hospital Reina Sofia
Córdoba, Andalusia, Spain
Hospital Virgen del Rocio
Seville, Andalusia, Spain
CP Dr Agramonte
Palma de Mallorca, Balearic Islands, Spain
CP Dr Balta
Palma de Mallorca, Balearic Islands, Spain
CHU Insular - H Materno-Infantil
Las Palmas de Gran Canaria, Canary Islands, Spain
CHU Insular - H Materno-Infantil
Las Palmas de Gran Canaria, Canary Islands, Spain
Hospital Zamora
Zamora, Castille and León, Spain
Clinica Sagrada Familia
Barcelona, Catalonia, Spain
CP Dra Sanchez
Barcelona, Catalonia, Spain
Hospital del Mar
Barcelona, Catalonia, Spain
Hospital del Tajo
Aranjuez, Madrid, Spain
CP Dr Solano
Madrid, Madrid, Spain
CP Dr Zafra
Madrid, Madrid, Spain
CP Dra Gerechter
Madrid, Madrid, Spain
Hospital Infanta Leonor
Madrid, Madrid, Spain
Hospital Virgen del Mar
Madrid, Madrid, Spain
CP Dr Larrauri
Vigo, Pontevedra, Spain
CP Dra Medrano
Alicante, Valencia, Spain
CP Dra Tejon
Alicante, Valencia, Spain
MeSH Terms
Conditions
Condition Hierarchy (Ancestors)
Central Study Contacts
Study Design
- Study Type
- observational
- Observational Model
- OTHER
- Time Perspective
- CROSS SECTIONAL
- Sponsor Type
- INDUSTRY
- Responsible Party
- SPONSOR
Study Record Dates
First Submitted
June 30, 2025
First Posted
August 5, 2025
Study Start
March 3, 2025
Primary Completion
December 1, 2025
Study Completion
December 1, 2025
Last Updated
August 5, 2025
Record last verified: 2025-07
Data Sharing
- IPD Sharing
- Will not share