Bridging analysis of the efficacy and safety of bazedoxifene in Japanese and global populations of postmenopausal women with osteoporosis

Verfasser / Beitragende:
[Akira Itabashi, Kousei Yoh, Arkadi Chines, Takami Miki, Masahiko Takada, Hiroshi Sato, Itsuo Gorai, Toshitsugu Sugimoto, Hideki Mizunuma, Hiroshi Ochi, Ginger Constantine, Hiroaki Ohta]
Ort, Verlag, Jahr:
2015
Enthalten in:
Journal of Bone and Mineral Metabolism, 33/1(2015-01-01), 61-72
Format:
Artikel (online)
ID: 605462887
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245 0 0 |a Bridging analysis of the efficacy and safety of bazedoxifene in Japanese and global populations of postmenopausal women with osteoporosis  |h [Elektronische Daten]  |c [Akira Itabashi, Kousei Yoh, Arkadi Chines, Takami Miki, Masahiko Takada, Hiroshi Sato, Itsuo Gorai, Toshitsugu Sugimoto, Hideki Mizunuma, Hiroshi Ochi, Ginger Constantine, Hiroaki Ohta] 
520 3 |a This study examined whether the global clinical data for bazedoxifene could be extrapolated to a Japanese population by evaluating the results of a phase 2 study in postmenopausal Japanese women with osteoporosis as compared to those of a pivotal, phase 3 study. The efficacy of bazedoxifene 20 and 40mg versus placebo on lumbar spine bone mineral density (BMD), bone turnover markers, lipid profile, incidence of fractures, and safety parameters was compared between the Japanese phase 2 study (N=429) and the global phase 3 study (N=7,492) during a 2-year period. In the primary population for assessment of bridging, differences in the mean percent change from baseline in lumbar spine BMD at 2years relative to placebo were greater for women treated with bazedoxifene 20 and 40mg in the phase 2 study than in the phase 3 study. BMD changes in the bazedoxifene groups were confirmed to be similar between the phase 2 study population and a subset of the phase 3 study population with similar baseline characteristics. The effects of bazedoxifene on incidence of fractures, bone turnover markers, and lipid metabolism were similar between studies. There were no major differences in safety parameters between studies. The greater improvement in lumbar spine BMD and similar results in bone turnover markers, fracture incidence, and safety profile observed with bazedoxifene in the phase 2 study compared with the phase 3 study confirmed the feasibility of extrapolating the global clinical data to a Japanese population. 
540 |a The Japanese Society for Bone and Mineral Research and Springer Japan, 2014 
690 7 |a Bazedoxifene  |2 nationallicence 
690 7 |a Postmenopausal osteoporosis  |2 nationallicence 
690 7 |a Treatment  |2 nationallicence 
690 7 |a Selective estrogen receptor modulator  |2 nationallicence 
690 7 |a Bone mineral density  |2 nationallicence 
700 1 |a Itabashi  |D Akira  |u Saitama Center for Bone Research, Kubojima Clinic, 1785-2 Kubojima, 360-0831, Kumagaya, Saitama, Japan  |4 aut 
700 1 |a Yoh  |D Kousei  |u Hyogo College of Medicine, Sasayama Medical Center, Sasayama, Hyogo, Japan  |4 aut 
700 1 |a Chines  |D Arkadi  |u Pfizer Inc, Collegeville, PA, USA  |4 aut 
700 1 |a Miki  |D Takami  |u Osaka City University Medical School, Osaka, Osaka, Japan  |4 aut 
700 1 |a Takada  |D Masahiko  |u Shiga University of Medical Science, Otsu, Shiga, Japan  |4 aut 
700 1 |a Sato  |D Hiroshi  |u Niigata University of Health and Welfare, Niigata, Niigata, Japan  |4 aut 
700 1 |a Gorai  |D Itsuo  |u International University of Health and Welfare, Atami Hospital, Atami, Shizuoka, Japan  |4 aut 
700 1 |a Sugimoto  |D Toshitsugu  |u Shimane University Faculty of Medicine, Izumo, Shimane, Japan  |4 aut 
700 1 |a Mizunuma  |D Hideki  |u Hirosaki University School of Medicine, Hirosaki, Aomori, Japan  |4 aut 
700 1 |a Ochi  |D Hiroshi  |u Pfizer Inc, Tokyo, Japan  |4 aut 
700 1 |a Constantine  |D Ginger  |u Pfizer Inc, Collegeville, PA, USA  |4 aut 
700 1 |a Ohta  |D Hiroaki  |u International University of Health and Welfare, Sanno Medical Center, Tokyo, Japan  |4 aut 
773 0 |t Journal of Bone and Mineral Metabolism  |d Springer Japan  |g 33/1(2015-01-01), 61-72  |x 0914-8779  |q 33:1<61  |1 2015  |2 33  |o 774 
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898 |a BK010053  |b XK010053  |c XK010000 
900 7 |a Metadata rights reserved  |b Springer special CC-BY-NC licence  |2 nationallicence 
908 |D 1  |a research-article  |2 jats 
949 |B NATIONALLICENCE  |F NATIONALLICENCE  |b NL-springer 
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950 |B NATIONALLICENCE  |P 700  |E 1-  |a Itabashi  |D Akira  |u Saitama Center for Bone Research, Kubojima Clinic, 1785-2 Kubojima, 360-0831, Kumagaya, Saitama, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Yoh  |D Kousei  |u Hyogo College of Medicine, Sasayama Medical Center, Sasayama, Hyogo, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Chines  |D Arkadi  |u Pfizer Inc, Collegeville, PA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Miki  |D Takami  |u Osaka City University Medical School, Osaka, Osaka, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Takada  |D Masahiko  |u Shiga University of Medical Science, Otsu, Shiga, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Sato  |D Hiroshi  |u Niigata University of Health and Welfare, Niigata, Niigata, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Gorai  |D Itsuo  |u International University of Health and Welfare, Atami Hospital, Atami, Shizuoka, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Sugimoto  |D Toshitsugu  |u Shimane University Faculty of Medicine, Izumo, Shimane, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Mizunuma  |D Hideki  |u Hirosaki University School of Medicine, Hirosaki, Aomori, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Ochi  |D Hiroshi  |u Pfizer Inc, Tokyo, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Constantine  |D Ginger  |u Pfizer Inc, Collegeville, PA, USA  |4 aut 
950 |B NATIONALLICENCE  |P 700  |E 1-  |a Ohta  |D Hiroaki  |u International University of Health and Welfare, Sanno Medical Center, Tokyo, Japan  |4 aut 
950 |B NATIONALLICENCE  |P 773  |E 0-  |t Journal of Bone and Mineral Metabolism  |d Springer Japan  |g 33/1(2015-01-01), 61-72  |x 0914-8779  |q 33:1<61  |1 2015  |2 33  |o 774