Reliability and validity of a method to measure trunk rotation angle from images using a camera and posture mirror

•Innovative method using a single camera and posture mirror measures trunk rotation angles.•High reliability and validity demonstrated, avoiding the need for expensive equipment.•Bland-Altman analysis confirms absence of systematic errors in measurements. This study aimed to measure trunk rotation a...

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Veröffentlicht in:	Medical engineering & physics 2024-09, Vol.131, p.104224, Article 104224
Hauptverfasser:	Nakaizumi, Dai, Nishimura, Takaaki, Inaoka, Pleiades Tiharu, Asai, Hitoshi
Format:	Artikel
Sprache:	eng
Schlagworte:	Biomedical measurement Digital images Goniometers Humans Image Processing, Computer-Assisted Mirrors Posture - physiology Reliability engineering Reproducibility of Results Rotation Rotation measurement Torso - physiology
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