Maximum trunk flexion angle during the sit to stand is not determined by knee or trunk-hip extension strength in healthy older adults

TM Lundin, DW Jahnigen… - Journal of Applied …, 1999 - journals.humankinetics.com
When rising from a chair, older adults have been reported to use a strategy in which the
trunk is flexed to a greater extent than young adults, a strategy attributed by some to …

Sit to stand from progressively lower seat heights—alterations in angular velocity

M Schenkman, PO Riley, C Pieper - Clinical Biomechanics, 1996 - Elsevier
This study investigates the influence of chair height on the dynamics of sit-to-stand for two
age groups. Eleven young (25–36 years) and 10 older (61–79 years) adults participated …

Effect of ageing on quadriceps muscle strength and on the forward shift of center of pressure during sit-to-stand movement from a chair

K Miyoshi, T Kimura, Y Yokokawa… - Journal of Physical …, 2005 - jstage.jst.go.jp
The purpose of this study was to investigate the effect of ageing on body sway during sit-
tostand movement from a chair and on quadriceps muscle strength in the elderly population …

Height of chair seat and movement characteristics in sit-to-stand by young and elderly adults

S Demura, T Yamada - Perceptual and motor skills, 2007 - journals.sagepub.com
The height of a chair seat affects the burden on the lower limbs during the sit-to-stand (STS).
To develop an objective test to evaluate muscle function of the lower limbs using floor …

Kinematic and electromyographic analysis of rising from a chair during a “Sit-to-Walk” task in elderly subjects: role of strength

P Dehail, E Bestaven, F Muller, A Mallet, B Robert… - Clinical …, 2007 - Elsevier
BACKGROUND: With aging, the deterioration of the ability to rise from a chair constitutes a
major source of disability and a factor contributing to the loss of autonomy. The aim of this …

Trunk movements in older subjects during sit-to-stand

GD Baer, AM Ashburn - Archives of Physical Medicine and Rehabilitation, 1995 - Elsevier
Sitting to standing (STS) is an activity that is performed many times during the course of a
day and is an important prerequisite to the achievement of many functional goals. This …

Effect of bed height and use of hands on trunk angular velocity during the sit-to-stand transfer

U Lindemann, L van Oosten, J Evers, C Becker… - Ergonomics, 2014 - Taylor & Francis
The ability to rise from a chair or bed is critical to an individual's quality of life because it
determines functional independence. This study was to investigate the effect of bed height …

The relationship of force output characteristics during a sit-to-stand movement with lower limb muscle mass and knee joint extension in the elderly

T Yamada, S Demura - Archives of gerontology and geriatrics, 2010 - Elsevier
This study examined the reliability of ground reaction force (GRF) parameters during sit-to-
stand (STS) movements and the relationships between the GRF parameters and lower limb …

Relationships between ground reaction force parameters during a sit-to-stand movement and physical activity and falling risk of the elderly and a comparison of the …

T Yamada, S Demura - Archives of gerontology and geriatrics, 2009 - Elsevier
This study aimed to examine the relationships between ground reaction force during a sit-to-
stand (STS) movement and physical activity and falling risk of the elderly and the difference …

Biomechanical analysis of the sit-to-stand motion in elderly persons

PJ Millington, BM Myklebust… - Archives of physical …, 1992 - archives-pmr.org
The sit-to-stand motion of ten healthy subjects, 65 to 76 years old, was evaluated using
kinematic, force plate, and electromyographic data to characterize the sit-to-stand motion …