{"title":"Dendrogram for Anthropometric and Biomechanical Variables Causing Foot Deformities by Using Hierarchical Cluster Analysis: A Cross-Sectional Study","authors":"Başar Öztürk PhD , Yusuf Çelik PhD","doi":"10.1016/j.jcm.2022.02.009","DOIUrl":"10.1016/j.jcm.2022.02.009","url":null,"abstract":"<div><h3>Objective</h3><p>The purpose of this study was to determine the factors associated with pathomechanical conditions and to determine the clustering tendency of the variables by dendrogram.</p></div><div><h3>Methods</h3><p><span>The cross-sectional study was carried out with 108 physiotherapy students aged 21.36 ± 1.35 years. The variables included in the study were quadriceps (Q), subtalar, and </span>valgus<span> angles and medial longitudinal arch (MLA) and hallux valgus angles. The MLA and metatarsal width were measured and navicular drop tests performed under weighted and nonweighted conditions. Hierarchical cluster analysis was used to determine the clustering tendency of the variables and see how these clusters might converge.</span></p></div><div><h3>Results</h3><p><span>Two main clusters of variables were obtained using hierarchical cluster analysis. In the first main cluster, the weighted and nonweighted metatarsal widths of the left and right sides, age, hallux valgus angle, and subtalar pronation<span> angles of the left and right sides were found to be significantly related to each other. In the second main cluster, the weighted and nonweighted MLA, knee valgus and Q angles, weight, </span></span>body mass index, weighted and nonweighted navicular drop values, gender, and height were found to be significantly related to each other.</p></div><div><h3>Conclusion</h3><p>The relationships between variables such as MLA, hallux valgus angles, knee valgus and Q angles, weight, body mass index, weighted and nonweighted navicular drop values, gender, and height seem to be associated with pathomechanical conditions.</p></div>","PeriodicalId":94328,"journal":{"name":"Journal of chiropractic medicine","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40551261","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Conservative Management of Knee Pain Associated With a Benign Femoral Osteochondroma in a Youth Athlete: A Case Report","authors":"Morgan R. Price DC","doi":"10.1016/j.jcm.2022.01.006","DOIUrl":"10.1016/j.jcm.2022.01.006","url":null,"abstract":"<div><h3>Objective</h3><p>The purpose of this case report is to describe the conservative treatment of a patient with musculoskeletal knee pain associated with a benign femoral osteochondroma.</p></div><div><h3>Clinical Features</h3><p><span>An 11-year-old boy with acute left knee pain for 1 week's duration presented for chiropractic evaluation. He attributed the pain to nontraumatic provocation during football and a pre-existing benign osteochondroma located in his left femoral </span>epiphysis<span>. He had pain throughout his posteromedial knee and distal thigh, attributed to acute irritation of the surrounding adductor and medial hamstring musculature. His orthopedic surgeon had recommended delaying surgical excision. The patient presented for conservative pain management to continue participating in football.</span></p></div><div><h3>Intervention and Outcome</h3><p><span><span>A trial of conservative care was performed for 3 visits throughout 6 days. It consisted of therapeutic exercise in the form of end-range </span>isometric exercises and gentle manual therapy, with self-management strategies including Kinesio Taping and </span>cryotherapy. After 3 visits the patient's acute pain declined and his function and ranges of motion returned to baseline, which allowed him to continue participating in youth football unrestricted.</p></div><div><h3>Conclusion</h3><p>A young athlete with knee pain, likely associated with a distal femoral osteochondroma, was managed with a short course of chiropractic care. The patient was able to continue participating in youth football and required no further care.</p></div>","PeriodicalId":94328,"journal":{"name":"Journal of chiropractic medicine","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40562166","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Giselle Notini Arcanjo PhD , Juliana Lerche Vieira Rocha Pires MSc , Maria Edna Mateus Jacinto PT , Josué Magalhães Colares PT , Lurdyanne Maria Cavalcante Belo PT , Pedro Olavo de Paula Lima PhD , José Vilaça-Alves PhD
{"title":"Comparison of the Effect of Osteopathic Manipulations and Exercises on the Myoelectric Activity of the Pelvic Floor: A Randomized Controlled Trial","authors":"Giselle Notini Arcanjo PhD , Juliana Lerche Vieira Rocha Pires MSc , Maria Edna Mateus Jacinto PT , Josué Magalhães Colares PT , Lurdyanne Maria Cavalcante Belo PT , Pedro Olavo de Paula Lima PhD , José Vilaça-Alves PhD","doi":"10.1016/j.jcm.2022.02.005","DOIUrl":"10.1016/j.jcm.2022.02.005","url":null,"abstract":"<div><h3>Objective</h3><p>The purpose of this clinical trial<span> was to compare the effects of 4 different interventions on electromyographic activity of the pelvic floor<span> muscles in women with stress urinary incontinence (UI).</span></span></p></div><div><h3>Methods</h3><p>Fifty-one women with stress UI were randomized into 4 groups: a global osteopathic protocol (myofascial, visceral, and articular techniques); 1 manipulation technique (high-velocity, low-amplitude/thrust) of the sacroiliac joint and T10-L2; training of the pelvic floor muscles; and no intervention (control). Electromyographic activity of the pelvic floor muscles was evaluated at 5 different times (baseline, immediately after the procedure, 30 minutes, 1 hour, and 4 weeks after intervention).</p></div><div><h3>Results</h3><p>Forty women completed the study. There were no immediate or late effects on the myoelectric activity of any type of muscle fiber in any of the groups analyzed.</p></div><div><h3>Conclusion</h3><p>There were no significant between-groups differences of electromyography in women with symptoms of stress UI.</p></div>","PeriodicalId":94328,"journal":{"name":"Journal of chiropractic medicine","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40551259","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Mahip Acharya BPharm , Divyan Chopra MS , Allen M. Smith PharmD , Julie M. Fritz PhD, PT , Bradley C. Martin PharmD, PhD
{"title":"Associations Between Early Chiropractic Care and Physical Therapy on Subsequent Opioid Use Among Persons With Low Back Pain in Arkansas","authors":"Mahip Acharya BPharm , Divyan Chopra MS , Allen M. Smith PharmD , Julie M. Fritz PhD, PT , Bradley C. Martin PharmD, PhD","doi":"10.1016/j.jcm.2022.02.007","DOIUrl":"10.1016/j.jcm.2022.02.007","url":null,"abstract":"<div><h3>Objective</h3><p>The objective of this study was to estimate the association between early use of physical therapy (PT) or chiropractic care and incident opioid use and long-term opioid use in individuals with a low back pain (LBP) diagnosis.</p></div><div><h3>Methods</h3><p><span><span>A retrospective cohort study<span> was conducted using data from Arkansas All Payers’ Claims Database. Adults with incident LBP diagnosed in primary care or </span></span>emergency departments between July 1, 2013, and June 30, 2017, were identified. Participants were required to be opioid naïve in the 6-month baseline period and without cancer, </span>cauda equina syndrome<span><span>, osteomyelitis, lumbar fracture, and paraplegia/quadriplegia in the entire study period. PT and chiropractic </span>treatment<span> were documented over the ensuing 30 days starting on the date of LBP. Any opioid use and long-term opioid use (LTOU) in 1-year follow-up were assessed. Multivariable logistic regressions controlling for covariates were estimated.</span></span></p></div><div><h3>Results</h3><p>A total of 40 929 individuals were included in the final sample, with an average age of 41 years and 65% being women. Only 5% and 6% received PT and chiropractic service, respectively, within the first 30 days. Sixty-four percent had incident opioid use, and 4% had LTOU in the follow-up period. PT was not associated with incident opioid use (odds ratio [OR], 1.07; 95% confidence interval [CI], 0.98-1.18) or LTOU (OR, 1.19; 95% CI, 0.97-1.45). Chiropractic care decreased the odds of opioid use (OR, 0.88; 95% CI, 0.80-0.97) and LTOU (OR, 0.56; 95% CI, 0.40-0.77).</p></div><div><h3>Conclusion</h3><p>In this study we found that receipt of chiropractic care, though not PT, may have disrupted the need for opioids and, in particular, LTOU in newly diagnosed LBP.</p></div>","PeriodicalId":94328,"journal":{"name":"Journal of chiropractic medicine","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"10812692","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Intra-Rater Reliability of Ultrasound Measurements of Diaphragm Thickness and Contractility in Individuals with Nonspecific Chronic Neck Pain","authors":"Alieh Zendehdel Jadehkenari MSc , Hamid Reza Haghighatkhah MD , Javad Sarrafzadeh PhD , Ismail Ebrahimi Takamjani PhD , Amir Massoud Arab PhD , Maryam Ziaeifar PhD","doi":"10.1016/j.jcm.2022.02.006","DOIUrl":"10.1016/j.jcm.2022.02.006","url":null,"abstract":"<div><h3>Objective</h3><p>This study aimed to determine within-day intra-rater reliability of ultrasound measurements of the right and left hemidiaphragm<span><span> thickness and contractility (quantified by percentage thickness change) in </span>supine position<span> during deep breathing in individuals with nonspecific chronic neck pain.</span></span></p></div><div><h3>Methods</h3><p>Seventeen volunteers (20-55 years of age) participated in this observational study. Bilateral diaphragm muscle thickness and contractility (percentage thickness change) were compared between 2 measurement sessions administered by a radiologist using B-mode real-time ultrasound (30 minutes apart). Intraclass correlation coefficient<span> (ICC [3, 3]) as well as the standard error of measurement (SEM), minimal detectable change (MDC), and the coefficient of variation (CV) were used to determine the intra-rater reliability.</span></p></div><div><h3>Results</h3><p>The right and left hemidiaphragm thickness showed good to excellent reliability at the end of deep inspiration (ICC, 0.90; 95% confidence interval [CI], 0.72-0.96; and ICC, 0. 93; 95% CI, 0.81-0.97, respectively) as well as at the end of deep expiration (ICC, 0.91; 95% CI, 0.75-0.96; ICC, 0.91; 95% CI, 0.77-0.97; SEM, 0.19; MDC, 0.54; and CV, 7.84%, respectively) and the percentage thickness change (ICC, 0.83; 95% CI, 0.54-0.94; and ICC, 0.93; 95% CI, 0.82-0.97, respectively).</p></div><div><h3>Conclusion</h3><p>This study found that diagnostic ultrasound measurements of the right and left hemidiaphragm thickness and contractility in supine position during deep breathing in individuals with nonspecific chronic neck pain was reliable. The SEM, MDC, and CV reported may allow for accurate interpretation of diaphragm assessment in a clinical research setting.</p></div>","PeriodicalId":94328,"journal":{"name":"Journal of chiropractic medicine","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-06-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40562168","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Intrarater Reliability of Diaphragm Excursion and Resting Thickness Using Ultrasound Imaging in Subjects With Nonspecific Chronic Low Back Pain","authors":"Maryam Ziaeifar PhD , Shohreh Noorizadeh Dehkordi PhD , Hamid Reza Haghighatkhah MD , Javad Sarrafzadeh PhD , Amir Masoud Arab PhD , Alieh Zendehdel Jadehkenari MSc","doi":"10.1016/j.jcm.2022.02.001","DOIUrl":"10.1016/j.jcm.2022.02.001","url":null,"abstract":"<div><h3>Objective</h3><p>The purpose of this study was to establish within-day intrarater reliability values of ultrasound measurements (excursion and resting thickness).</p></div><div><h3>Methods</h3><p>Seventeen volunteers met the inclusion criteria for this preliminary study. The right and left hemidiaphragm<span> excursion and resting thickness were compared between 2 measurement sessions using M-mode and B-mode real-time ultrasound, respectively (30 min apart). Intraclass coefficients, coefficients of variation, standard errors of measurement, and minimal detectable changes were calculated to determine intrarater reliability.</span></p></div><div><h3>Results</h3><p>The intraclass coefficients of right hemidiaphragm excursion were 0.91 and 0.94 during quiet and deep breathing, respectively. The intraclass coefficient of left hemidiaphragm excursion was 0.95 during quiet breathing. The intraclass coefficients of diaphragm resting thickness were 0.99 and 0.97 in the right and left hemidiaphragm, respectively, which showed high intrarater reliability for ultrasound measurements of both sides of the diaphragm.</p></div><div><h3>Conclusion</h3><p>This preliminary study suggests that diagnostic ultrasonography could be used as a potential method for measuring the resting thickness and excursion of the right and left hemidiaphragm in people with chronic low back pain. Future research with a larger sample size is needed to confirm these findings.</p></div>","PeriodicalId":94328,"journal":{"name":"Journal of chiropractic medicine","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40393943","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Michael Mortenson DC , Anna Montgomery MPH , Glenn Buttermann MD
{"title":"Chiropractic Care of a Female Veteran After Cervical Total Disk Replacement: A Case Report","authors":"Michael Mortenson DC , Anna Montgomery MPH , Glenn Buttermann MD","doi":"10.1016/j.jcm.2022.02.008","DOIUrl":"10.1016/j.jcm.2022.02.008","url":null,"abstract":"<div><h3>Objective</h3><p><span>The purpose of this case study is to describe chiropractic<span> care of the cervical spine for a patient who previously underwent cervical </span></span>total disk replacement (CTDR) of the C5-6 and C6-7 disks.</p></div><div><h3>Clinical Features</h3><p><span><span>A 42-year-old female veteran of the U.S. Army presented to a </span>Veterans Affairs chiropractic clinic with chronic cervical pain and </span>radiculopathy<span>. She had previously undergone CTDR surgery of the C5-6 disk 9 years earlier, but the pain had become severe and radicular symptoms had returned in the upper left extremity. Imaging taken before the chiropractic referral demonstrated significant joint space narrowing and disk herniation of the C6-7 disk with protrusion to the left side.</span></p></div><div><h3>Intervention and Outcome</h3><p><span>The patient received spinal manipulative therapy, trigger-point therapy, and manual </span>traction<span><span> to the cervical spine. However, these treatments were not effective in reducing her cervical pain and radiculopathy. She then opted for CTDR of the C6-7 disk. After surgery, the patient reported that radicular symptoms were mostly relieved and cervical pain had decreased by 50%. After 6 additional spinal manipulative therapy treatments, she reported having no </span>neurologic symptoms and that her pain had decreased more than 70% from presurgery levels.</span></p></div><div><h3>Conclusion</h3><p>This case report is the first reported example of chiropractic care after CTDR within an integrated health care environment. The patient's cervical pain and radiculopathy improved with CTDR along with postsurgical chiropractic care.</p></div>","PeriodicalId":94328,"journal":{"name":"Journal of chiropractic medicine","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40393944","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Intraclinician Variability in Force Application During Anteroposterior Mobilization of the Ankle Joint","authors":"Aaron J. Wholohan PhD , Ted Jedynak BPod","doi":"10.1016/j.jcm.2022.01.005","DOIUrl":"10.1016/j.jcm.2022.01.005","url":null,"abstract":"<div><h3>Objective</h3><p>The purpose of this study was to quantify the variability in the force applied during 20 cycles of Maitland's grade IV anteroposterior ankle mobilization measured on 2 occasions.</p></div><div><h3>Methods</h3><p>Thirteen healthy adults (mean age, 25 ± 5 years; height, 170 ± 7 cm; weight, 71 ± 16 kg) received 20 cycles of Maitland's grade IV ankle mobilization on 2 sessions separated by 1 week. A force transducer was used to measure the peak force, loading rate, and impulse applied during each load cycle. Mean within-session coefficient of variation, standard error of measurement, and 95% level of agreement were estimated during each mobilization session.</p></div><div><h3>Results</h3><p>The mean peak force during the anteroposterior mobilization technique was 70 ± 12 N and 58 ± 10 N during sessions 1 and 2, respectively. The mean within-session coefficients of variation in peak force, loading rate, and impulse applied during 20 loading cycles were 10% to 13%, 15%, and 21% to 43%, respectively. There was a significant difference between sessions in mean peak force (−17%, <em>t</em><sub>12</sub> = 2.445, <em>P</em> = .031) and impulse (−51%, <em>t</em><sub>12</sub> = 2.306, <em>P</em> = .040), with large 95% levels of agreement in applied peak force (±33 N) and impulse (±128 N s) compared to their mean values (approximately ±50% and 110%, respectively).</p></div><div><h3>Conclusion</h3><p>The peak force and loading rate applied by an experienced practitioner during a Maitland's grade IV anteroposterior talar mobilization session varied over 20 loading cycles. Variability between repeated mobilization sessions by the same practitioner was even greater, with respect to peak applied force and loading rate. The large variability in force applied during a Maitland's grade IV talar mobilization may underpin differential clinical effects reported in the joint-mobilization literature. The findings of this study highlight the need for strategies that standardize the application of force during talar mobilization.</p></div>","PeriodicalId":94328,"journal":{"name":"Journal of chiropractic medicine","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40393950","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
Clinton J. Daniels DC, MS , Derek R. Anderson PhD , Zachary A. Cupler DC, MS
{"title":"Coordination of Care Between Chiropractic and Behavioral Health Practitioners Within the US Department of Veterans Affairs Health Care System: A Report of 3 Patients With Pain and Mental Health Symptoms","authors":"Clinton J. Daniels DC, MS , Derek R. Anderson PhD , Zachary A. Cupler DC, MS","doi":"10.1016/j.jcm.2022.01.002","DOIUrl":"10.1016/j.jcm.2022.01.002","url":null,"abstract":"<div><h3>Objective</h3><p>The purpose of this case series is to describe coordination of care between chiropractic and behavioral health practitioners within an integrated hospital-based system.</p></div><div><h3>Clinical Features</h3><p>Three individuals presented to a US Veterans Affairs<span> Health Care<span> system with musculoskeletal complaints for chiropractic care. Each person demonstrated symptoms of depression or anxiety and in 2 cases indicated passive suicidal ideation.</span></span></p></div><div><h3>Intervention and Outcome</h3><p>The chiropractors<span><span><span> referred the patients to a mental health provider for co-management. Different approaches to mental health care were offered to each of these patients to meet their individual preferences and needs as part of an evidence informed approach. One patient underwent individual cognitive behavioral therapy<span>; 1 patient responded well to individual cognitive behavioral therapy before transitioning to group-based pain skills, resiliency, and mindfulness therapy; and 1 patient required additional referral to Primary Care-Mental Health Integration for pharmacologic </span></span>treatment<span>. The 3 patients responded positively to interdisciplinary care and realized functional improvements and improved patient reported outcomes as assessed with the 11-point </span></span>Numerical Pain Rating Scale and Neck or Back Bournemouth Questionnaire.</span></p></div><div><h3>Conclusion</h3><p>This case series describes the recognition of mental health symptoms, referral to behavioral health providers, and the subsequent treatment approaches. This case series presents the first description of co-managed care for US veterans by a chiropractor and psychologist.</p></div>","PeriodicalId":94328,"journal":{"name":"Journal of chiropractic medicine","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40393945","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
{"title":"Measuring Lumbar Motion Angle With a Small Accelerometer: A Reliability Study","authors":"Ryo Miyachi PhD , Ayaka Sano BS(Physio) , Nana Tanaka BS(Physio) , Misaki Tamai BS(Physio) , Junya Miyazaki PhD","doi":"10.1016/j.jcm.2022.02.010","DOIUrl":"10.1016/j.jcm.2022.02.010","url":null,"abstract":"<div><h3>Objective</h3><p>The purpose of this study was to investigate the reliability of measuring the lumbar motion angle using a small accelerometer for movement tests in the sagittal plane, and to determine the number of measurements required to obtain reliable data.</p></div><div><h3>Methods</h3><p>In total, 102 healthy adults (56% women, 44% men; 20.1 ± 1.1 years of age) participated in this study. The intra- and interexaminer reliability<span> of lumbar motion angle measurements during forward and backward trunk bending and prone hip extension were investigated. Lumbar motion angles were measured with small accelerometers placed at the thoracolumbar transition, lumbosacral transition, and thigh, during motion and at the final position. Intraclass correlation coefficients and Bland-Altman analysis were used for statistical analysis.</span></p></div><div><h3>Results</h3><p>The intraclass correlation coefficients ranged from 0.6 to 0.8 in intraexaminer analyses and from 0.5 to 0.7 in interexaminer analyses. Intraexaminer systematic biases were found only in the maximum angle of trunk forward bending. Interexaminer biases were found in all angles of trunk forward bending.</p></div><div><h3>Conclusion</h3><p>In the measurement of lumbar motion angle in the sagittal plane using a small accelerometer, it was necessary to repeat measurements 2 to 4 times, because a single measurement was not sufficiently reliable either within or between examiners.</p></div>","PeriodicalId":94328,"journal":{"name":"Journal of chiropractic medicine","volume":null,"pages":null},"PeriodicalIF":0.0,"publicationDate":"2022-03-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"40393948","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}