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Scatter plot showing negative correlation between lumbar extensor endurance and Target Reposition Sense(r = -.567, n=60, p<0.001) 

Scatter plot showing negative correlation between lumbar extensor endurance and Target Reposition Sense(r = -.567, n=60, p<0.001) 

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Background: There appears a relationship between lumbar extensor muscle strength and proprioception. No studies have yet been done to prove if there is correlation between lumbar proprioception and endurance. Therefore the objective of the study is to determine the correlation between lumbar extensor endurance and proprioception. Methods: 60 subjec...

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... 15 Kadın ve erkekleri gövde propriyosepsiyonu bakımından karşılaştıran başka bir çalışmada kadınlarda gövde propriyosepsiyonunun daha iyi olduğu saptanmıştır. 16 Ancak bu çalışmada propriyosepsiyonu ölçmek için emekleme pozisyonu kullanılmıştır. Daha fonksiyonel olan ayakta gövde propriyosepsiyonunu ölçerek kadın ve erkeklerde bu parametreyi karşılaştıran bir çalışmaya rastlanmamıştır. ...
... Sonuçta kadınların gövde propriyosepsiyonlarının daha iyi olduğu bulunmuştur. 16 Bu sonuç bizim sonucumuzla benzerlik göstermemektedir. Bunun sebebi ölçüm pozisyonu ve inklinometrenin farklı olması olabilir. ...
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Objective: The characteristics of the musculoskeletal system that protect individuals from injuries include core stability, proprioception, balance, and postural smoothness. The purpose of this study was to present differences in terms of core muscle endurance, trunk proprioception, postural alignment, and balance in men and women. Methods: The study included 75 healthy volunteers [women n=37 (49.33%), men 38 (50.67%)] aged between 18-30. Trunk proprioception of individuals was evaluated using the digital inclinometer, postural alignment was evaluated with the New York Posture Assessment Method, core muscle endurance were evaluated with body flexion test, body extension test, side bridge test, and prone bridge test, balance was assessed with the Y balance test, and physical activity levels evaluated with the International Physical Activity Questionnaire Short Form. Results: No difference was found between men and women in terms of trunk proprioception and postural assessment scores (p>0.05). Physical activity levels (p<0.001), body flexion test (p=0.023), body extension test (p=0.038), side bridge test (p<0.001), prone bridge test (p<0.001), and balance scores (dominant side p=0.002, nondominant side p=0.003) of the men have higher values than women. Conclusion: The results of our study show that women have lower core muscle endurance and balance than men. It is important to improve these features as this may cause women to be more prone to injury.
... nk's global, vertical and 15 horizontal components during actively reproducing neutral position sense in the elderly with and 16 without hyperkyphosis. 17 Some researchers have recently examined correlations between hyperkyphotic posture and 18 proprioceptive deficit and changes in trunk position sense after clinical interventions (Granito et 19 al. 2012, Hosseinabadi et al. 2020, Keshavarzi et al. 2022a, Keshavarzi et al. 2022b). These 20 researchers suggested that trunk position sense can be a potentially modifiable impairment 21 associated with age-related hyperkyphosis(Granito et al., 2012; Keshavarzi et al., 2022b). ...
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Introduction: Although the importance of trunk position sense as a clinical outcome measure related to spinal alignment has been established, there is no study evaluating the reliability of measurement techniques for trunk position sense in older adults. Hyperkyphosis is most prevalent in this population and is associated with adverse consequences. Objective: This study aimed to investigate the test-retest reliability of a measurement technique consisting of photogrammetry and angle calculation in older adults with and without hyperkyphosis. Methods: Fifty-three older adults completed the tests. Participants actively reproduced a trunk neutral position (TNP) from both a trunk extended position and a trunk flexed position. Absolute error (AE) and variable error (VE) indices were calculated to quantify position sense acuity. Intraclass Correlation Coefficient was used to estimate relative reliability. Absolute reliability was assessed by calculating Standard Error of the Measurements (SEM) and Minimal Detectable Change (MDC). Results: The digital photogrammetry showed excellent reliability for horizontal and global components of AE in both hyperkyphosis and control groups while reproducing the TNP from trunk flexion. Also, there was good reliability for AE and VE in the hyperkyphosis group when moving to the TNP from the trunk extension. The MDC values for AE ranged from 0.32 to 0.44 while reproducing the TNP from trunk flexion. The MDC values for AE ranged up to 0.96 when reproducing the TNP from trunk extension. Conclusion: This study suggests that digital photogrammetry is a reliable method with clinical applicability, which allows the detection of changes after clinical interventions.
... 26,27 In the same vein, an association between poor back muscle performance and balance impairment has been reported in the literature. [28][29][30] Also, muscle deconditioning may cause changes in afferent input from affected muscles 31 and, thereby, lead to further impairment of balance performance. Intact balance control is fundamental for safe mobility-related activities during daily life. ...
Article
Background Hyperkyphosis may cause balance impairment in elderly people. Although the effectiveness of orthoses for improving balance in hyperkyphotic elderly people has received much attention, the mechanisms by which devices affect balance remain unknown. Objectives The objective of this study was to evaluate changes in balance performance, thoracic kyphosis angle, craniovertebral angle, back muscle endurance and joint position sense after 3 months of wearing a Spinomed orthosis. The study also included a secondary exploratory analysis to determine whether changes in any of the above-mentioned outcome measures can predict balance performance improvement in elderly people with hyperkyphosis. Study design Parallel group randomized controlled trial. Methods In total, 44 hyperkyphotic elderly people were randomly allocated to an experimental group, who wore a Spinomed orthosis and a control group, who did not. No other treatment or change in physical activity was permitted during the study. A blinded assessor evaluated thoracic kyphosis angle, joint position sense, craniovertebral angle, back muscle endurance, Timed Up and Go Test time and Berg Balance Scale score at baseline and after 5, 9 and 13 weeks. All dependent variables were measured without the orthosis and analyzed separately using a 2 × 4 (time × group) mixed model analysis of variance. Based on the results of correlation analysis, thoracic kyphosis angle, back muscle endurance and joint position sense were selected as independent variables in a stepwise multiple regression model. Results The two-way (group × time) interactions were significant in terms of Berg Balance Scale ( F = 11.6, P ⩽ 0.001, [Formula: see text]), Timed Up and Go Test ( F = 3.74, P = 0.013, [Formula: see text]), thoracic kyphosis angle ( F = 43.39, P ⩽ 0.001, [Formula: see text]), craniovertebral angle ( F = 5.245, P = 0.002, [Formula: see text]) and joint position sense ( F = 4.44, P = 0.005, [Formula: see text]). The two-way interaction was not significant in terms of back muscle endurance; however, the main effect of group was significant for this variable ( F = 3.85, P = 0.025). Stepwise multiple regression showed that thoracic kyphosis angle and joint position sense were significant determinants of Timed Up and Go Test time ( R ² = 0.155, P = 0.037 and R ² = 0.292, P = 0.012, respectively). Conclusion Wearing a Spinomed orthosis for 3 months improved the posture, position sense and muscle performance of hyperkyphotic elderly people. Orthoses may improve balance performance by correcting spinal alignment and increasing proprioceptive information.
... Tuomet tiriamasis pats turi grįžti į buvusią 10 laipsnių padėtį. Kartojama taip pat 3 kartus, imamas vidurkis (Brumagne et al., 1999;Reddy et al., 2012) . ...
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Research background. Core management is particularly important for uninterrupted and continuous movement. Proprioceptive information is important to maintain the position of the body and control the centre of gravity. Low back pain ultimately affects motor control and leads to proprioceptive changes in injured structures and also can cause balance disorders. Unfortunately, it is unclear until now how low back pain affects proprioception. The aim of this study was to evaluate the relationship between low back pain and lumbar proprioception, functional stability, static endurance of trunk muscles and balance in adolescents. Methods. 42 adolescents participated in the study: 18 control subjects and 24 subjects with low back pain. We used the following assessment methods: the visual pain intensity scale (VAS) for pain evaluation, “flamingo” test, single leg test and balance error score system for balance assessment, Matthiass functional stability test for functional stability, and Biodex 4 Pro isokinetic dynamometer using trunk extension-flexion modular component and four points kneeling methodology for the evaluation of static endurance of trunk muscles, and proprioception. Results. After the assessment of balance, functional stability and proprioception, the results of the control group were statistically signifcantly better (p < 0.05). There was a moderate correlation between low back pain and Biodex 30 degree target reposition sense (r = 0.55), four points kneeling target position sense (r = 0.66), between low back pain and balance tests – “flamingo” and single leg test (r = 0.68, r = 0.61), between pain and Mathiass test (r = 0.52), also between proprioception and balance tests’ results (r = 0.44, r = 0.44, r = 0.46), proprioception and Mathiass test (r = 0.52). There was a strong correlation between pain and balance error scoring test (r = 0.85), balance error scoring test and four points kneeling test results (r = 0.71). All these correlations were statistically signifcant. Conclusions. After the assessment of balance, functional stability and proprioception, the results of the control group were statistically signifcantly better (p < α). There was a moderate correlation between pain and proprioception, balance tests, Mathiass test results, also between proprioception and balance tests, Mathiass test. There was a strong correlation between pain and balance error scoring test results, between proprioception and balance error scoring test results. Keywords: Low back pain, proprioception, balance, functional stability.
... The disability level among people with neck pain also varies, with most experiencing low levels, and approximately 5% being sufficiently disabled and losing time from work each year [3]. The term proprioception was first used by Sherrington to describe deep receptors activated by the body's own action and describes the ability to sense position and movement of one's own limbs and body [4]. Proprioception can be divided into two sub modalities: the sense of stationary position and the sense of movement (kinesthesia) [5]. ...
Article
Background: Evaluation of cervical joint position sense in subjects with chronic neck pain has gained importance in recent times. Different authors have established increased joint position error (JPE) in subjects with acute neck pain. However, there is a paucity of studies to establish the influence of chronic neck pain on cervical JPE. Objective: The objective of the study was to understand the influence of chronic neck pain on cervical JPE, and to examine the differences in cervical JPE between young and elderly subjects with chronic neck pain. Methods: Forty-two chronic neck pain patients (mean age 47.4) were compared for cervical JPE with 42 age-matched healthy subjects (mean age 47.8), using a digital inclinometer. The cervical JPE were measured in flexion, extension, and rotation in right and left movement directions. Results: The comparison of JPE showed significantly larger errors in subjects with chronic neck pain when compared to healthy subjects (p< 0.001). The errors were larger in all of the movement directions tested. Comparison between young and older subjects with chronic neck pain revealed no significant differences (P> 0.05) in cervical JPE. Conclusions: Cervical joint position sense is impaired in subjects with chronic neck pain.
... 14 proprioceptive awareness, poor balance, and decreased productivity in the workplace. 16 Skeletal muscle has an optimal length, defined as the length at which the maximum muscle force can be generated. 14 (It has been a long held belief that if the pelvis is tilted anteriorly, it may alter the optimal length of a muscle's moment arm, ...
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Proprioception is essential to several conscious and unconscious sensations and automatic control of movement in daily life activities. Iron deficiency anemia (IDA) may alter proprioception as it could induce fatigue, and affect neural processes such as myelination, and neurotransmitters synthesis and degradation. This study aimed to explore the effect of IDA on proprioception in adult women. Thirty adult women with IDA and 30 controls participated in this study. The weight discrimination test was performed to assess proprioceptive acuity. Attentional capacity and fatigue were evaluated, too. Women with IDA had a significantly (P < 0.001) lower ability to discriminate weights compared to controls in the two difficult increments, and for the second easy weight (P < 0.01). For the heaviest weight, no significant difference was found. Attentional capacity and fatigue values were significantly (P < 0.001) higher in patients with IDA compared to controls. Moreover, moderate positive correlations between the representative proprioceptive acuity values and Hb (r = 0.68) and ferritin (r = 0.69) concentrations were found. Moderate negative correlations were found between the proprioceptive acuity values and general (r = − 0.52), physical (r = − 0.65) and mental (r = − 0.46) fatigue scores, and attentional capacity (r = − 0.52). Women with IDA had impaired proprioception compared to their healthy peers. This impairment may be related to neurological deficits due to the disruption of iron bioavailability in IDA. In addition, fatigue resulting from IDA due to the poor muscle oxygenation could also explain the proprioceptive acuity decrease in women suffering from IDA.