Use of isokinetic tests and bmd in musculoskeletal system evaluation

Anna Skrzek, Małgorzata Mraz, Marek Woźniewski

Anna Skrzek, Małgorzata Mraz, Marek Woźniewski – Use of isokinetic tests and bmd in musculoskeletal system evaluation. Fizjoterapia Polska 2008; 8(2); 128-138

Abstract
Background. All elements of the locomotor system from an interconnected and interacting, biological and mechanical whole. The development, functioning and involution are mutually dependent. Studies of problems connected with the involution of the organs of locomotion help to explain and understand the most important determinants of these processes. The purpose of the present study was to demonstrate the utility of densitometric and isokinetic examinations for the assessment of changes in the organs of locomotion brought about by a pro-health exercise programme in women over 60 years old.Material and methods. The study group was composed of 46 women sged 60 or more who were subjected to a 4-monthpro-health exercise programme. Bone mineral density was measured in the proximal femur by DEXA. The densitometric studies were carried out in the Densitometry Unit of the Departament of Endocrinology, Diabetology and Isotope Therapy of Wroclaw Medical University. Strength measurements were performed using a Biodex System 3 Multi Joint isokinetic study unit (Biodex Medical System, New York, USA) located at the laboratory of the Physiotherapy Faculty of the University School of PHysical Education, Wroclaw. Concentric isokinetic tests for the trunk flexors and extensors and for the flexors and extenors of the knee were conducted in the sitting position.Results and Conclusions. The findings confirm a beneficial effect of this form of physical activity on the health of the components of the locomotor system examined in the study. There was a statistically significant improvement in most strength-velocity parameters examined in the muscles of the trunk and lower limbs. There was also a noticeable tendecy whereby the age-associated decrease in bone mineral density was slowed down.
Key words:
ageing, densitometry, isokinetic test
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Sexual dimorphism in foot morphology in women and men over 60

Ewa Puszczałowska-Lizis, Przemysław Bujas, Jarosław Omorczyk, Leszek Nosiadek

E. Puszczałowska-Lizis, P. Bujas, J. Omorczyk, L. Nosiadek. Sexual dimorphism in foot morphology in women and men over 60. FP 2016; 16(3); 88-94

Abstract
Background. The human foot is a supportive and locomotive element, which forms during a whole life in individual manner for every person. In advanced age, the foot is particularly exposed to involutionary changes. The aim of this study was to determine the dimorphic differences in the selected morphological features of the feet in women and men aged over 60.
Material and methods. The research conducted by podoscopic method involved seniors from the Podkarpackie and the Małopolskie voivodeships, including 116 females and 82 males. Tested persons were divided into three age groups (60-69 years, 70-79 years, 80-90 years). The following indices were analyzed: the Clarke’s angle, heel angle (γ), hallux valgus angle (α), and the V toe varus deformity angle (β). Basic descriptive statistics were calculated. The Mann-Whitney U test was used to assess significance of the differences in morphological features of the feet between the women and men.
Results. In both sexes the analysed indices worsened in comparison to the normative values. Statistically significant differences between woman and man concern the Clarke’s angle and the hallux valgus angle (α).
Conclusions. The most important plantographic features which differentiate the feet structure of women and men aged over 60 are Clark’s angle and the hallux valgus angle (α). The popularisation of preventative kinesiotherapy for the elderly should constitute an indispensable element of action aimed at slowing down involution processes to maintain the optimal – according to age – static and dynamic conditions of the locomotion system.

Key words:
ageing, foot, longitudinal arch, transverse arch, arrangement of the hallux, arrangement of the fifth toe

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