Evaluation of the relationship between history of lower back pain and asymmetrical trunk range of motion

Author(s):  
Akihiro Tamura ◽  
Kiyokazu Akasaka ◽  
Takahiro Otsud ◽  
Hitomi Igarash ◽  
Saori Yoshid

BACKGROUND: Low back pain (LBP) is a common complaint and preventive measures should be considered immediately. In addition, asymmetrical trunk motion, which occurs due to repetitive motion upon performing daily activities, may be one of the biomechanical factors to cause LBP. OBJECTIVE: To investigate the characteristics of asymmetrical trunk motion in women with a history of LBP. METHODS: Thirty-four women were dichotomously categorized into either the LBP or non-LBP group. Trunk active range of motion (RoM) upon sitting and standing were measured via a three-dimensional motion analysis system. Each RoM and rotation and side-flexion asymmetries were calculated and an unpaired t-tests were used to identify differences between each group. RESULTS: Trunk rotation asymmetry upon sitting and standing position in LBP group was significantly greater than that in non-LBP group. Furthermore, trunk rotation angle upon sitting in LBP group was significantly larger than that in non-LBP group. CONCLUSIONS: The limited RoM and asymmetry of trunk rotation may be due to imposed repetitive mechanical stress on habitual excessive motion, including most asymmetrical movements. Our findings indicated that a small trunk rotation angle and asymmetrical trunk rotation may be useful parameters to predict LBP onset or other musculoskeletal conditions of the trunk.

2010 ◽  
Vol 26 (1) ◽  
pp. 52-61 ◽  
Author(s):  
Max C. Stuelcken ◽  
René E.D. Ferdinands ◽  
Peter J. Sinclair

This study aimed to investigate the bowling techniques of female fast bowlers and identify any association between a history of low back pain (LBP) and the movement patterns of the thorax relative to the pelvis during the delivery stride of the bowling action. Three-dimensional kinematic data were collected from 26 elite Australian female fast bowlers using an eight-camera Vicon motion analysis system. Nineteen bowlers used a mixed action, 6 bowlers used a semiopen action, and 1 bowler used a side-on action. Fourteen bowlers had a history of LBP. Eight of these 14 bowlers used a mixed action, and bowlers with more shoulder counterrotation were no more likely to have a history of LBP. Bowlers with a history of LBP positioned the thorax in more left lateral flexion relative to the pelvis between 73–79% of the delivery stride, and moved the thorax through a significantly greater range of lateral flexion relative to the pelvis during the delivery stride compared with bowlers with no history of LBP. This information will give coaches and support staff a better understanding of female bowling technique and may facilitate better screening practices for elite female cricketers.


2016 ◽  
Vol 32 (1) ◽  
pp. 50-58 ◽  
Author(s):  
Tanghuizi Du ◽  
Ikumi Narita ◽  
Toshimasa Yanai

Low back pain is a common problem among competitive swimmers, and repeated torso hyperextension is claimed to be an etiological factor. The purpose of this study was to describe the three-dimensional torso configurations in the front crawl stroke and to test the hypothesis that swimmers experience torso hyperextension consistently across the stroke cycles. Nineteen collegiate swimmers underwent 2 measurements: a measurement of the active range of motion in 3 dimensions and a measurement of tethered front crawl stroke at their maximal effort. Torso extension beyond the active range of torso motion was defined as torso hyperextension. The largest torso extension angle exhibited during the stroke cycles was 9 ± 11° and it was recorded at or around 0.02 ± 0.08 s, the instant at which the torso attained the largest twist angle. No participant hyperextended the torso consistently across the stroke cycles and subjects exhibited torso extension angles during tethered front crawl swimming that were much less than their active range of motion. Therefore, our hypothesis was rejected, and the data suggest that repeated torso hyperextension during front crawl strokes should not be claimed to be the major cause of the high incidence of low back pain in swimmers.


2010 ◽  
Vol 42 ◽  
pp. 421
Author(s):  
Michael C. Rabel ◽  
Frank J. Rosenthal ◽  
Jaclyn G. Aylor ◽  
Shannon M. Davis

2019 ◽  
Vol 47 (12) ◽  
pp. 2816-2820 ◽  
Author(s):  
Andrew D. Cohen ◽  
Erin J. Garibay ◽  
Matthew J. Solomito

Background: The incidence of upper extremity injuries in baseball pitchers is increasing. Over the past decade, research has attempted to elucidate the cause of these injuries, focusing mainly on pitching arm mechanics with little examination of other important segments, such as the trunk. This is surprising, as trunk motion has been shown to have significant effects on pitching mechanics. Purpose: To determine the associations between trunk rotation, ball velocity, and the moments about the elbow joint. Study Design: Descriptive laboratory study. Methods: Data collected using 3-dimensional motion analysis techniques from 99 collegiate pitchers (18.0-24.8 years) were analyzed. A random intercept mixed-effects regression model was used to determine if significant associations existed between trunk rotation and ball velocity or elbow varus moment. Results: Significant associations were found between trunk rotation angle at ball release and elbow varus moment ( P = .019, β = 0.254) as well as ball velocity ( P = .016, β = 0.060). For every 10° increase over the average trunk rotation angle at ball release, the elbow varus moment increased by 2.54 N·m and the ball velocity increased by 0.60 m/s. Additionally, the maximum rotational velocity of the trunk was positively associated with elbow varus moment ( P < .001, β = 0.029) and ball velocity ( P < .001, β = 0.007). For every 100 deg/s increase over the average maximum rotational velocity of the trunk, the elbow varus moment increased by 2.90 N·m and the ball velocity increased by 0.70 m/s. Conclusion: In collegiate pitchers, trunk rotation angle at ball release was significantly associated with ball velocity and elbow varus moment. Also, an increase in maximum rotational velocity of the trunk was significantly associated with an increase in the ball velocity and elbow varus moment. This work demonstrates the importance of trunk mechanics in the kinetic chain of the pitch cycle. Clinical Relevance: Pitching coaches and trainers can use the results to stress the importance of trunk mechanics in pitching, specifically, combining adequate core function with increased trunk rotational velocity in an effort to increase pitching velocity without increasing elbow joint stress.


2020 ◽  
Vol 8 (4_suppl3) ◽  
pp. 2325967120S0022
Author(s):  
Emily A Sweeney ◽  
Morgan N Potter ◽  
Richard E Pimentel ◽  
James J Carollo ◽  
David R Howell

Background: Back pain is a common complaint among gymnasts. Gymnastics skills require large amounts of spine flexion, extension, rotation and compression. The combination of these movements in a repetitive fashion during gymnastics may contribute to the development of back pain. Gymnasts perform unique skills on various equipment and surfaces, which makes their movements difficult to evaluate using traditional movement analysis approaches. Hypothesis/Purpose: Our purpose was to measure gymnasts’ movement patterns in their native environment using wearable sensors. Specifically, we examined spine range of motion (ROM) during back walkovers (BWO) and back handsprings (BHS) on the floor and balance beam. We hypothesized that female youth gymnasts with a recent history of back pain would have larger spine ROM compared to gymnasts without back pain when performing these skills. Methods: Female artistic gymnasts ages 8 to 18 years in the Junior Olympic USA Gymnastics program participated in the study. We grouped gymnasts into two groups: those having back pain within the past 12 months and those with no reported back pain in the past 12 months. Gymnasts performed 3 repetitions of BWO and BHS on floor and balance beam while wearing APDM Opal V2 wearable sensors. A BWO requires a controlled bridge kickover while a BHS requires the athlete to jump backwards to her hands (Figure 1). Spine kinematics were then processed via Moveo Explorer. Valid spine sagittal plane maximums, minimums, and ROM of each skill repetition were compared between groups via Kruskal Wallis analysis of variance. Results: Seventeen participants (6 with back pain) completed BWOs and BHSs with acceptable sensor data. There were no demographic differences between the two groups for age, height, weight, competition level, or years of experience (p≥0.129, Table 1). During BWO skills, gymnasts with back pain had greater peak extension and greater ROM in the sagittal plane of the spine (p≤0.032, Figure 2). There were no differences between groups in peak extension, peak flexion, or ROM during BHS skills (p≥0.054, Figure 2). Conclusion: Gymnasts with a history of back pain had increased spinal motion when performing BWO skills. To perform a BWO, gymnasts must have higher levels of shoulder, spine, and hip flexibility, which may relate to back pain. This study suggests the need for future studies to evaluate if increased spinal motion during gymnastics is a contributing factor to the development of back pain. [Figure: see text][Table: see text][Figure: see text]


2017 ◽  
Vol 107 (1) ◽  
pp. 39-45 ◽  
Author(s):  
Min-Hyeok Kang ◽  
Jae-Seop Oh

Background: Measurement of weightbearing ankle dorsiflexion (DF) passive range of motion (PROM) has been suggested as a way to estimate ankle kinematics during gait; however, no previous study has demonstrated the relationship between ankle DF during gait and ankle DF PROM with knee extension. We examine the relationship between maximum ankle DF during gait and nonweightbearing and weightbearing ankle DF PROM with knee extension. Methods: Forty physically active individuals (mean ± SD age, 21.63 ± 1.73 years) participated in this study. Ankle DF PROM with knee extension was measured in the nonweightbearing and weightbearing conditions; maximum ankle DF during gait was assessed using a three-dimensional motion analysis system. The relationship between each variable was calculated using the Pearson product moment correlation coefficient, and the difference in ankle DF PROM between the nonweightbearing and weightbearing conditions was analyzed using a paired t test. Results: The weightbearing measurement (r = 0.521; P &lt; .001) for ankle DF PROM showed a greater correlation with maximum ankle DF during gait than did the nonweightbearing measurement (r = 0.245; P = .029). Ankle DF PROM was significantly greater in the weightbearing than in the nonweightbearing condition (P &lt; .001) despite a significant correlation between the two measurements (r = 0.402; P &lt; .001). Conclusions: These findings indicate that nonweightbearing and weightbearing measurements of ankle DF PROM with knee extension should not be used interchangeably and that weightbearing ankle DF PROM with the knee extended is more appropriate for estimating ankle DF during gait.


2015 ◽  
Vol 24 (12) ◽  
pp. 2807-2815 ◽  
Author(s):  
Haruhi Inokuchi ◽  
Michio Tojima ◽  
Hiroshi Mano ◽  
Yuki Ishikawa ◽  
Naoshi Ogata ◽  
...  

2015 ◽  
Vol 27 (06) ◽  
pp. 1550058 ◽  
Author(s):  
Scott P. Breloff ◽  
Li-Shan Chou

Back pain can affect up to 65% of the American population and cost the health care system approximately fifty billion dollars each year. Due to the difficulty with recording spine/trunk movement, several methods and models exist. The myriad of methods and the need for understanding of spine/trunk motion has led to a lack in a ‘gold-standard’ of treatment for individuals with back pain. Therefore, the purpose of this study was to examine the effect of different activities of daily living on the kinematics of individual trunk segments in young adults to determine how common ambulatory tasks will alter trunk motion compared to level walking. Young healthy adults completed, in a random order, four activities of daily living: level walking, obstacle crossing, stair ascent and descent using a previously validated model. Subjects were outfitted with a full body marker set which included a segmented trunk. Multi-segmented trunk angles between the three inferior segments, sacrum to lower lumbar [SLL], lower lumbar to upper lumbar [LLUL] and upper lumbar to lower thorax [ULLT], were calculated and compared between tasks. Peak flexion angles, instance of peak angle and range of motion were analyzed. The overall hypothesis that different spine levels will have altered kinematics during various activities of daily living was supported. Stair descent had smaller peak flexion angles than obstacle crossing and stair ascent. The instance of peak angle were different depending on trunk angle and daily task. The most inferior trunk angle — Sacrum-to-Lower Lumbar — had the largest range of motion during all four tasks in all three (sagittal, frontal and transverse) planes of motion. This study was able to show how various activities of daily living produce different motions in the three inferior segments of a multi-segmented trunk method. The results of this study are the first steps in understanding how the trunk responds on a daily basis and how those responses could lead to back pain.


2017 ◽  
Vol 47 ◽  
pp. 1885-1893 ◽  
Author(s):  
Seher ÖZYÜREK ◽  
Arzu GENÇ ◽  
Hayriye KUL KARAALİ ◽  
Zeliha Candan ALGUN

2005 ◽  
Vol 95 (4) ◽  
pp. 376-382 ◽  
Author(s):  
Linda Dowdy Youberg ◽  
Mark W. Cornwall ◽  
Thomas G. McPoil ◽  
Patrick R. Hannon

The purpose of this study was to determine the proportion of available passive frontal plane rearfoot motion that is used during the stance phase of walking. Data were collected from 40 healthy, asymptomatic volunteer subjects (20 men and 20 women) aged 23 to 44 years. Passive inversion and eversion motion was measured in a nonweightbearing position by manually moving the calcaneus. Dynamic rearfoot motion was referenced to a vertical calcaneus and tibia and was measured using a three-dimensional electromagnetic motion-analysis system. The results indicated that individuals used 68.1% of their available passive eversion range of motion and 13.2% of their available passive inversion range of motion during walking. The clinical implication of individuals’ regularly operating at or near the end point of their available rearfoot eversion range of motion is discussed. (J Am Podiatr Med Assoc 95(4): 376–382, 2005)


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