scholarly journals Functional Movement Screen task scores and joint range-of-motion: a construct validity study

Author(s):  
Cesar A Hincapié ◽  
George A Tomlinson ◽  
Malinda Hapuarachchi ◽  
Tatjana Stankovic ◽  
Steven Hirsch ◽  
...  

Little is known about the construct validity of the Functional Movement Screen (FMS). We aimed to assess associations between FMS task scores and measures of maximum joint range-of-motion (ROM) among university varsity student-athletes from 4 sports (volleyball, basketball, ice hockey, and soccer). Athletes performed FMS tasks and had their maximum ankle, hip and shoulder ROM measured. Multivariable linear regression was used to estimate associations between FMS task scores and ROM measurements. 101 university student-athletes were recruited (52 W/49 M; mean age 20.4±1.9 years). In general, athletes with higher FMS task scores had greater ROM compared to those with lower task scores. For example, athletes who scored 2 on the FMS squat task had 4˚ (95% CI, 1˚ to 7˚) more uni-articular ankle dorsiflexion ROM compared with those who scored 1, while those who scored 3 on the FMS squat task had 10˚ (4˚ to 17˚) more uni-articular ankle dorsiflexion ROM compared with those who scored 1. Large variation in ROM measurements was observed. In sum, substantial overlap in joint ROM between groups of athletes with different FMS task scores weakens the construct validity of the FMS as an indicator of specific joint ROM.

2015 ◽  
Vol 105 (3) ◽  
pp. 218-225 ◽  
Author(s):  
Jiann-Perng Chen ◽  
Meng-Jung Chung ◽  
Chao-Yin Wu ◽  
Kai-Wen Cheng ◽  
Mao-Jiun Wang

Background We sought to investigate the effect of wearing shoes on joint range of motion, ground reaction force (GRF), and muscle activity (electromyography) in children with flat and normal feet during walking. Methods Nine children with flat feet and 12 children with normal feet aged 5 to 11 years were recruited. Each child was instructed to walk on a walkway in the barefoot and shod conditions. Joint range of motion, GRF, and electromyographic data within one gait cycle were collected simultaneously. Two-way analysis of variance was performed to evaluate the effects of foot type and shoe condition on the response measures. Results Children with flat feet had greater joint motion and higher muscle activities in the lower extremity, as well as lower vertical GRF and longer duration of the first peak forces in vertical and mediolateral GRFs than children with normal feet while walking. Compared with the barefoot condition, shoe wearing in both groups of children showed an increase in ankle dorsiflexion at heel strike, a decrease in anteroposterior GRF and its duration, and an increase in leg muscle electromyographic activities. Pelvic tilt range of motion was affected by the interaction of foot type and shoe condition. Conclusions Gait performance in pelvic tilt, hip flexion, and ankle dorsiflexion were different between the two groups of children. Wearing shoes increased the muscle activities of the shin. This finding can provide important information for clinical assessment of and shoe design for children with flat feet.


2015 ◽  
Vol 47 ◽  
pp. 531-532
Author(s):  
Tyson A.C. Beach ◽  
Cesar A. Hincapié ◽  
Malinda Hapuarachchi ◽  
Tatjana Stankovic ◽  
Doug Richards ◽  
...  

2019 ◽  
Vol 127 (1) ◽  
pp. 229-234 ◽  
Author(s):  
Joanna Diong ◽  
Simon C. Gandevia ◽  
David Nguyen ◽  
Yanni Foo ◽  
Cecilia Kastre ◽  
...  

When assessing passive joint range of motion in neurological conditions, concomitant involuntary muscle activity is generally regarded small enough to ignore. This assumption is untested. If false, many clinical and laboratory studies that rely on these assessments may be in error. We determined to what extent small amounts of involuntary muscle activity limit passive range of motion in 30 able-bodied adults. Subjects were seated with the knee flexed 90° and the ankle in neutral, and predicted maximal plantarflexion torque was determined using twitch interpolation. Next, with the knee flexed 90° or fully extended, the soleus muscle was continuously electrically stimulated to generate 1, 2.5, 5, 7.5, and 10% of predicted maximal torque, in random order, while the ankle was passively dorsiflexed to a torque of 9 N·m by a blinded investigator. A trial without stimulation was also performed. Ankle dorsiflexion torque-angle curves were obtained at each percent of predicted maximal torque. On average (mean, 95% confidence interval), each 1% increase in plantarflexion torque decreases ankle range of motion by 2.4° (2.0 to 2.7°; knee flexed 90°) and 2.3° (2.0 to 2.5°; knee fully extended). Thus 5% of involuntary plantarflexion torque, the amount usually considered small enough to ignore, decreases dorsiflexion range of motion by ~12°. Our results indicate that even small amounts of involuntary muscle activity will bias measures of passive range and hinder the differential diagnosis and treatment of neural and nonneural mechanisms of contracture. NEW & NOTEWORTHY The soleus muscle in able-bodied adults was tetanically stimulated while the ankle was passively dorsiflexed. Each 1% increase in involuntary plantarflexion torque at the ankle decreases the range of passive movement into dorsiflexion by >2°. Thus the range of ankle dorsiflexion decreases by ~12° when involuntary plantarflexion torque is 5% of maximum, a torque that is usually ignored. Thus very small amounts of involuntary muscle activity substantially limit passive joint range of motion.


2020 ◽  
Vol 6 (1) ◽  
pp. e000805
Author(s):  
Keramat Ullah Keramat ◽  
Muhammad Naveed Babur

ObjectiveTo evaluate the immediate effects of pragmatic posterior capsular stretch (PPCS) on shoulder joint range of motion (ROM).MethodA quasi-experimental design was used to recruit healthy subjects of age 21.43 (±1.960) years, height 165.8 (±2.1069) cm and weight 63.90 (±13.187) kg. Inclusion criteria were grade 1 and grade 2 of the shoulder mobility test of functional movement screening. Preintervention and postintervention measurement of flexion, abduction, internal rotation (IR), external rotation (ER), reaching up behind the back (RUBTB) and reaching down behind the neck (RDBTN) were compared. A therapist-administered PPCS was the only intervention applied.ResultsPaired t-test statistics showed improvement (mean°±SD) in shoulder flexion (13.5°±8.11), abduction (11°±8.35), IR (8.5°±10.27), ER (7.83°±7.15), RUBTB (17.34°±13.81) inches and RDBTN (2.93±1.52) inches. The changes in these ROM and functional movements were statistically significant (p<0.05).ConclusionPPCS can effectively improve the functional movement of RUBTB and shoulder ROM in healthy subjects. It is recommended for the trials on prevention and rehabilitation of shoulder pathologies.Trial registration numberNCT04242888.


2005 ◽  
Vol 95 (6) ◽  
pp. 564-572 ◽  
Author(s):  
RobRoy L. Martin ◽  
Thomas G. McPoil

This article reviews the existing range-of-motion measurement literature related to ankle dorsiflexion and plantarflexion to determine whether the reliability of ankle range-of-motion measurements can be defined, how the characteristics of the study population or clinician affect reliability, and the level of responsiveness for these measures. A MEDLINE search was performed through February 2004, and 11 articles met the inclusion criteria established for this review. Ample evidence was found for intrarater reliability for ankle dorsiflexion and plantarflexion range of motion. Although some evidence for interrater reliability of dorsiflexion was found, little evidence for interrater reliability of plantarflexion range of motion was uncovered. On the basis of the current literature, the responsiveness of ankle joint range-of-motion measurements is uncertain and requires further studies using patient populations. (J Am Podiatr Med Assoc 95(6): 564–572, 2005)


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