Effect of Romosozumab Treatment in Postmenopausal Women With Osteoporosis and Knee Osteoarthritis: Results From a Substudy of a Phase 3 Clinical Trial

Objective Romosozumab is a bone‐forming agent approved for osteoporosis treatment. Here we report results of the protocol‐specified, noninferiority osteoarthritis substudy of the fracture study in postmenopausal women with osteoporosis (FRAME), which evaluated the effect of romosozumab versus placeb...

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Main Authors: Nancy E. Lane, Donald Betah, Cynthia Deignan, Mary Oates, Zhenxun Wang, Jen Timoshanko, Aliya A. Khan, Neil Binkley
Format: Article
Language:English
Published: Wiley 2024-01-01
Series:ACR Open Rheumatology
Online Access:https://doi.org/10.1002/acr2.11619
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author Nancy E. Lane
Donald Betah
Cynthia Deignan
Mary Oates
Zhenxun Wang
Jen Timoshanko
Aliya A. Khan
Neil Binkley
author_facet Nancy E. Lane
Donald Betah
Cynthia Deignan
Mary Oates
Zhenxun Wang
Jen Timoshanko
Aliya A. Khan
Neil Binkley
author_sort Nancy E. Lane
collection DOAJ
description Objective Romosozumab is a bone‐forming agent approved for osteoporosis treatment. Here we report results of the protocol‐specified, noninferiority osteoarthritis substudy of the fracture study in postmenopausal women with osteoporosis (FRAME), which evaluated the effect of romosozumab versus placebo on knee osteoarthritis in patients with a clinical history of osteoarthritis. Methods Women in FRAME with a history of knee osteoarthritis were eligible for enrollment in the osteoarthritis substudy; key inclusion criteria were osteoarthritis‐related signal knee pain, morning stiffness lasting less than 30 minutes, knee crepitus, and knee osteoarthritis confirmed by x‐ray within 12 months. The protocol‐specified outcomes were change from baseline through month 12 in the Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) score, incidence of worsening knee osteoarthritis, and treatment‐emergent adverse events (TEAEs) with romosozumab versus placebo. In a post hoc analysis, percentage change from baseline to month 12 in bone mineral density (BMD) was assessed. Results Of 7180 women in FRAME, 347 participated in the osteoarthritis substudy (placebo, 177; romosozumab, 170). At month 12, no significant difference in progression of knee osteoarthritis was observed with romosozumab versus placebo (least squares mean total WOMAC score: –2.2 vs. –1.3; P = 0.71). Incidence of worsening symptoms of knee osteoarthritis was comparable between romosozumab (17.1%) and placebo (20.5%) (odds ratio 0.9 [95% confidence interval: 0.5, 1.7]; P = 0.69). Incidence of TEAEs of osteoarthritis was numerically lower with romosozumab (13 [7.7%]) versus placebo (21 [12.0%]). BMD gains were higher with romosozumab. Conclusion Romosozumab treatment did not impact knee pain or function in postmenopausal women with osteoporosis and knee osteoarthritis and resulted in significant BMD gains in these women.
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spelling doaj.art-5f62b41b22b6442eac683f398d10d2d22024-01-15T15:53:47ZengWileyACR Open Rheumatology2578-57452024-01-0161435110.1002/acr2.11619Effect of Romosozumab Treatment in Postmenopausal Women With Osteoporosis and Knee Osteoarthritis: Results From a Substudy of a Phase 3 Clinical TrialNancy E. Lane0Donald Betah1Cynthia Deignan2Mary Oates3Zhenxun Wang4Jen Timoshanko5Aliya A. Khan6Neil Binkley7University of California, Davis Health SacramentoAmgen Inc Thousand Oaks CaliforniaAmgen Inc Thousand Oaks CaliforniaAmgen Inc Thousand Oaks CaliforniaAmgen Inc Thousand Oaks CaliforniaUCB Pharma Slough UKMcMaster University Oakville Ontario CanadaUniversity of Wisconsin– MadisonObjective Romosozumab is a bone‐forming agent approved for osteoporosis treatment. Here we report results of the protocol‐specified, noninferiority osteoarthritis substudy of the fracture study in postmenopausal women with osteoporosis (FRAME), which evaluated the effect of romosozumab versus placebo on knee osteoarthritis in patients with a clinical history of osteoarthritis. Methods Women in FRAME with a history of knee osteoarthritis were eligible for enrollment in the osteoarthritis substudy; key inclusion criteria were osteoarthritis‐related signal knee pain, morning stiffness lasting less than 30 minutes, knee crepitus, and knee osteoarthritis confirmed by x‐ray within 12 months. The protocol‐specified outcomes were change from baseline through month 12 in the Western Ontario and McMaster Universities Osteoarthritis Index (WOMAC) score, incidence of worsening knee osteoarthritis, and treatment‐emergent adverse events (TEAEs) with romosozumab versus placebo. In a post hoc analysis, percentage change from baseline to month 12 in bone mineral density (BMD) was assessed. Results Of 7180 women in FRAME, 347 participated in the osteoarthritis substudy (placebo, 177; romosozumab, 170). At month 12, no significant difference in progression of knee osteoarthritis was observed with romosozumab versus placebo (least squares mean total WOMAC score: –2.2 vs. –1.3; P = 0.71). Incidence of worsening symptoms of knee osteoarthritis was comparable between romosozumab (17.1%) and placebo (20.5%) (odds ratio 0.9 [95% confidence interval: 0.5, 1.7]; P = 0.69). Incidence of TEAEs of osteoarthritis was numerically lower with romosozumab (13 [7.7%]) versus placebo (21 [12.0%]). BMD gains were higher with romosozumab. Conclusion Romosozumab treatment did not impact knee pain or function in postmenopausal women with osteoporosis and knee osteoarthritis and resulted in significant BMD gains in these women.https://doi.org/10.1002/acr2.11619
spellingShingle Nancy E. Lane
Donald Betah
Cynthia Deignan
Mary Oates
Zhenxun Wang
Jen Timoshanko
Aliya A. Khan
Neil Binkley
Effect of Romosozumab Treatment in Postmenopausal Women With Osteoporosis and Knee Osteoarthritis: Results From a Substudy of a Phase 3 Clinical Trial
ACR Open Rheumatology
title Effect of Romosozumab Treatment in Postmenopausal Women With Osteoporosis and Knee Osteoarthritis: Results From a Substudy of a Phase 3 Clinical Trial
title_full Effect of Romosozumab Treatment in Postmenopausal Women With Osteoporosis and Knee Osteoarthritis: Results From a Substudy of a Phase 3 Clinical Trial
title_fullStr Effect of Romosozumab Treatment in Postmenopausal Women With Osteoporosis and Knee Osteoarthritis: Results From a Substudy of a Phase 3 Clinical Trial
title_full_unstemmed Effect of Romosozumab Treatment in Postmenopausal Women With Osteoporosis and Knee Osteoarthritis: Results From a Substudy of a Phase 3 Clinical Trial
title_short Effect of Romosozumab Treatment in Postmenopausal Women With Osteoporosis and Knee Osteoarthritis: Results From a Substudy of a Phase 3 Clinical Trial
title_sort effect of romosozumab treatment in postmenopausal women with osteoporosis and knee osteoarthritis results from a substudy of a phase 3 clinical trial
url https://doi.org/10.1002/acr2.11619
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