Evaluation of Acoustic Voice Quality Index in Persian-Speaking Parkinson's Patients Compared to Healthy Controls and Its Association With Disease Severity Based on UPDRS-III and Dysarthria Severity.

Introduction: Parkinson's patients with dysarthria often suffer from multiple impairments in speech subsystems, including phonation. The Acoustic Voice Quality Index (AVQI) may be considered as a predictor of the onset and severity of Parkinson's disease.

Objective: Investigating the AVQI in Persian-speaking Parkinson's patients compared to healthy controls and its association with disease severity based on Unified Parkinson's Disease Rating Scale-Part III (UPDRS-III) and dysarthria severity.

A comparative analysis of lumbar paraspinal muscle morphology between two movement system impairment subgroups of chronic nonspecific low back pain.

Background: Based on the kinesiopathologic model, the Movement System Impairment (MSI) classification of LBP has shown that repetitive movements could contribute to pathoanatomic tissue changes. However, these changes have not been evaluated in different MSI classification subgroups of patients with LBP.

Objective: This study compared the grades of fatty infiltration as one of the muscle's pathologic changes in the lower lumbar paraspinal and psoas muscles between the two subgroups of patients diagnosed with MSI syndromes having opposite movement direction impairments.

Effects of attentional focus on quiet standing balance control in individuals with non-specific chronic low back pain.

Despite the widespread research about the effects of attentional focus on balance control in different populations, to the best of our knowledge, no study has yet investigated the effects of attentional focus instructions on balance control in individuals with chronic low back pain (CLBP). Therefore, this study was aimed to compare the effects of internal focus (IF) and external focus (EF) of attention on quiet standing balance control between individuals with CLBP and healthy controls. Twenty individuals with CLBP and 20 healthy controls were enrolled in this quasi-experimental study.

Cepstral Analysis of Voice in Patients With Temporomandibular Disorders.

Objectives: This study aimed to assess the voice quality of patients with temporomandibular disorders (TMDs) compared with healthy subjects using cepstral analysis and investigate the relationship between the TMD severity and the values of cepstral analysis.

Methods: Subjects who met the inclusion criteria completed a general health questionnaire and the Fonseca Anamnestic Index. Patients who had TMDs with FAI were subjected to an examination based on the Diagnostic Criteria for Temporomandibular Disorders.

EFFECT OF VISCERAL MANIPULATION ON CHILDREN WITH REFRACTORY CHRONIC FUNCTIONAL CONSTIPATION: A RANDOMIZED CONTROLLED TRIAL.

Background: Functional constipation (FC) is a common global high prevalence issue in children.

Objective: The purpose of the present study is to evaluate the effect of visceral manipulation (VM) on children with chronic interacble FC unresponsive to the standard treatment.

Methods: This study was conducted as a randomized, single-blind controlled trial.

The Effect of Additional Neuromuscular Training on Peri-Ankle Muscle Morphology and Function in Chronic Ankle Instability Subjects: A Randomized Controlled Trial.

Background: Lateral ankle sprain is one of the most common musculoskeletal issues during sports and activities of daily living. This study investigated the effect of combined neuromuscular training and conventional training (including strengthening, range of motion, and balance exercises) on muscle morphology, dynamic balance, perceived ankle instability, and functional capacity in persons with chronic ankle instability (CAI).

Hypothesis: The combination of neuromuscular and conventional training programs might result in additional benefits on the morphology of muscle, dynamic balance, and functional capacity in subjects with CAI.

Voice quality in patients with temporomandibular disorders.

Objectives: This study assessed the voice quality in TMD patients compared to healthy individuals using the Dysphonia Severity Index (DSI) and evaluated the correlation between the DSI and TMD severity.

Methods: Patients who had TMD with Fonseca's anamnestic index were subjected to an examination based on the Diagnostic Criteria for Temporomandibular Disorders (DC/TMD). A sample of 35 patients with TMD and 36 healthy subjects were included in the study.

Sensory Organization and Postural Control Strategies in Individuals With Mild and Moderate-to-Severe Forward Head Posture: A Comparative Study.

Objective: This study aimed to compare sensory organization test and postural control strategies between individuals with mild and moderate-to-severe forward head posture (FHP).

Methods: A sensory organization test (SOT) was performed in 6 conditions using computerized dynamic posturography, to assess postural control. Equilibrium scores representing overall balance, strategy analysis to assess ankle vs hip strategy dominance, and sensory analysis (Somatosensory, visual, vestibular, visual preference ratio) as an indicator of the use of sensory systems were obtained.

The effects of transcutaneous electrical nerve stimulation on muscle activity pattern in professional voice users with muscle tension dysphonia using surface electromyography data: A pilot study.

Objectives: Muscle Tension Dysphonia is a voice disorder, which results in stiffness in the laryngeal extrinsic muscles, intense collision, painful contractions, and vibrations of the vocal cords. Due to the multifactorial identity of Muscle Tension Dysphonia, its therapeutic approach must be multidisciplinary.

Methods: The participants were divided into two groups: a control group (5participants) that received Circumlaryngeal Manual Therapy (CMT) + Placebo Transcutaneous Electrical Nerve Stimulation and an experimental group (5participants) that received Transcutaneous Electrical Nerve Stimulation + CMT.

The Effect of Balance Training on Functional Outcomes in Patients with Knee Osteoarthritis: A Systematic Review.

Knee osteoarthritis (OA) is a common musculoskeletal disorder that is associated with balance impairment. Recent studies have used balance exercises for improvement of balance and functional performance among knee OA patients. The purpose of this study was analyzing the effects of balance training in patients with knee OA.

Validity and reliability of the Persian version of the STarT musculoskeletal tool.

Background: The Subgrouping for Targeted Treatment (STarT) musculoskeletal (MSK) tool stratifies patients with MSK disorders (MSDs) into prognostic categories based on poor outcomes.

Purpose: This study aimed at investigating the validity and reliability of the Persian STarT MSK tool in people suffering from painful MSDs in Iran.

Methods: A total of 593 subjects with painful MSDs including neck, shoulder, low back, knee, and multisite pain received and completed the STarT MSK tool, visual analog scale (VAS), EuroQol five-dimensions three-levels questionnaire (EQ-5D-3 L), short form-36 health survey questionnaire (SF-36), and Örebro musculoskeletal pain screening questionnaire (ÖMPSQ) in the first visit.

Perturbation-based Balance Training to improve postural responses and falls in people with multiple sclerosis: a randomized controlled trial.

Purpose: To determine the effects of Perturbation-based Balance Training (PBT) on postural responses and falls in people with multiple sclerosis (PwMS) and compare the results with conventional balance training (CBT).

Materials And Methods: Thirty-four PwMS were randomized to receive 4 weeks of PBT or CBT. Latency of postural responses to external perturbations, Timed-Up-and-Go (TUG), 10-meter-walk (10MW), Berg Balance Scale (BBS), and Activities-specific Balance Confidence Scale (ABC) were measured at baseline and post-training.

Comparison of Kinematic Movement Patterns Between 2 Subgroups of Females With Low Back Pain and Healthy Women During Sit-to-Stand and Stand-to-Sit.

The purpose of study was to compare the kinematic patterns of the thoracic, lumbar, and pelvis segments and hip joints between 2 low back pain subgroups and healthy women during sit-to-stand and stand-to-sit. Kinematic data of 44 healthy women and 2 subgroups of females with low back pain in 2 subgroups of movement system impairment model (rotation-extension [Rot.Ext] and rotation-flexion [Rot.

Validity, reliability, and responsiveness of Persian version of mini-balance evaluation system test among ambulatory people with multiple sclerosis.

Background And Purpose: Mini-Balance Evaluation Systems Test (mini-BESTest) is a widely used measure to assess balance impairments. This study aimed to assess the validity, reliability, responsiveness, and minimal clinically important change (MCIC) of the Persian mini-BESTest among ambulatory People with Multiple Sclerosis (PwMS).

Methods: Fifty ambulatory PwMS participated in this study.

Immediate Effect of Modifying Lumbopelvic Motion During Sitting Knee Extension in People With Low Back Pain: A Repeated-Measures Study.

Objective: The aim of this study was to investigate the ability of people with low back pain (LBP) to modify the pattern of lumbopelvic rotation (LPR) when actively moving their lower limbs in sitting.

Methods: In this repeated-measures study in 38 men with chronic mechanical LBP (mean age, 38.4 ± 10.

Effects of exergaming on cognition, lower limb functional coordination, and stepping time in people with multiple sclerosis: a randomized controlled trial.

Purpose: To compare the effects of exergaming versus conventional exercises on cognition, lower-limb functional coordination, and stepping time in people with multiple sclerosis (PwMS).

Methods: Thirty-six PwMS were randomly assigned to either intervention ( = 18) or control ( = 18) group and received 18 training sessions during six weeks. The intervention group performed exergames that required multidirectional timed-stepping, weight-shifting, and walking while the control group performed conventional matched exercises.

Comparison of proprioceptive postural control strategies between prolonged standing induced low back pain developers and non-low back pain developers.

Background: Proprioception deficit has been suggested as a possible mechanism contributing for the impaired postural control in low back pain (LBP) patients. Whether proprioception deficit is a result of or a cause of LBP has not been investigated.

Objective: The purpose of this study was to compare proprioceptive postural control strategies between prolonged standing induced low back pain developers (PDs) and non-pain developers (NPDs).

Reliability of musculoskeletal ultrasonography for peri-ankle muscles in subjects with unilateral chronic ankle instability.

Background: Ankle sprain is a common problem among active people and athletes. It causes reduces their activity of daily living and quality of life. Because of the impaired muscle strength and neuromuscular and postural control, it seems that the morphological criteria of peri-ankle muscles are changed.

Immediate Effects of Semi-occluded Vocal Tract Exercises as a Vocal Warm-Up in Singers.

Objective: The present study aimed to investigate the Immediate Effects of Semi-occluded Vocal Tract Exercises (SOVTEs) as a vocal warm-up on the Electrical Activity of Extrinsic Laryngeal Muscles and acoustic parameters of voice in singers.

Study Design: This study used a pre-/post-interventional (quasi-experimental) design and a simple non-random sampling method.

Setting: Musculoskeletal Rehabilitation Research Center.

Cervical movement kinematic analysis in patients with chronic neck pain: A comparative study with healthy subjects.

Background: Several studies have investigated cervical kinematic performance in patients with chronic neck pain, especially with fast movements. A recent systematic review recommended further study of cervical spine kinematics cervical motions in individuals with neck pain.

Objectives: This study aimed to examine cervical spine kinematics of naturally paced cervical motions in patients with chronic neck pain compared with a group of asymptomatic participants.

Intersegmental kinematic analysis of lumbar spine by functional radiography between two subgroups of patients with chronic low back pain.

Introduction: Kinematic deficits such as fault in joint accessory motion is one of the most important contributing factors for developing the movement impairment in the lumbar spine. Functional radiography is accessible method for detecting the artherokinematic disorders. The aim of this study was to compare lumbar spine intersegmental motion between low back pain (LBP) subgroups of movement system impairment (MSI) model by functional radiography.

Effects of Virtual Reality vs Conventional Balance Training on Balance and Falls in People With Multiple Sclerosis: A Randomized Controlled Trial.

Objective: To assess the efficacy of virtual reality (VR)-based vs conventional balance training on the improvement of balance and reduction of falls in people with multiple sclerosis (PwMS).

Design: Single-blinded, randomized, controlled trial.

Setting: Musculoskeletal Rehabilitation Research Center, Ahvaz Jundishapur University of Medical Sciences.

Responsiveness and clinically meaningful changes for the Persian versions of the multiple sclerosis walking scale-12 and the modified fatigue impact scale following balance and gait rehabilitation in people with multiple sclerosis.

: The Multiple sclerosis walking scale-12 (MSWS-12) and the Modified Fatigue Impact Scale (MFIS) are two popular outcome measures applied widely for assessing self-perceived walking ability and fatigue in people with multiple sclerosis (PwMS). The present study aimed to examine responsiveness and clinically meaningful changes for the Persian versions of the MSWS-12 and the MFIS following balance and gait rehabilitation in PwMS.: Fifty-eight PwMS completed the Persian versions of the MSWS-12 and the MFIS before and after 4 weeks of balance and gait rehabilitation.

The effect of transcranial direct current stimulation on balance in healthy young and older adults: A systematic review of the literature.

Various studies have investigated the effect of noninvasive brain stimulation methods such as transcranial direct stimulation (tDCS) on postural control in healthy young and older adults. However, the use of different treatment protocols and outcome measures makes it difficult to interpret the research results. This systematic review provides a comprehensive overview of the current literature on the effect of tDCS on postural control.