Mikhail Saltychev

Turku University Hospital · Department of Physical & Rehabilitation Medicine

Background and aims Previous studies in lumbar spine surgery have mainly studied functioning and pain by comparing average scores from Patient Reported Outcome Measures (PROMs) at different time points. Less is known about these changes in different subgroups. It is self-evident that, while most patients may demonstrate trajectories of these change...

and Keywords Background Spinal Cord Stimulation (SCS) is a widely recognized treatment for Complex Regional Pain Syndrome (CRPS), particularly in cases where traditional methods are ineffective. This paper systematically reviews randomized controlled trials to analyze the efficacy of SCS, as well as Dorsal Root Ganglion (DRG) Stimulation in treati...

Objective To develop and validate a patient‐reported outcome measure (PROM) to evaluate the quality of life (QoL) among patients with obstructive sleep apnea (OSA). Study Design A prospective cohort study. Settings Tertiary referral center. Methods We developed a 15‐item English questionnaire that was administered to 176 adults with OSA and 22 a...

The aim of this study was to detect a possible age-related differential item functioning (DIF) of the World Health Organization Disability Assessment Schedule 2.0 (WHODAS 2.0) among people with musculoskeletal disorders. This was a cross-sectional study of 1739 consecutive patients with chronic musculoskeletal pain at a university clinic. Difficult...

The objective was to explore the mediating role of leisure-time physical activity on the correlation between back pain and disability. A mediation analysis was conducted among the cross-sectional sample of 1330 patients in outpatient clinic. The average age was 47.6 years and 64% were women. For the entire sample, the mediating effect of physical a...

Background Neck dissections (ND) are a routine procedure in head and neck oncology. Given the postoperative functional impact that some patients experience, it is imperative to identify and track quality of life (QoL) symptomatology to tailor each patient’s therapeutic needs. To date, there is no validated French-Canadian questionnaire for this pat...

Objectives This study aimed to identify the clusters of patients with different developmental trajectories of pain and disability after anterior cervical decompression and fusion (ACDF). Methods Group-based trajectory analysis among 318 patients undergoing the ACDF. Results Three developmental trajectories of disability were identified: “Steadily...

Objectives To investigate if the Jenkins Sleep Scale (JSS) demonstrates sex-related differential item functioning (DIF). Design Cross-sectional study. Setting Survey data from the Finnish Public Sector study (2015–2017). Participants 77 967 employees in the Finnish public sector, with a mean age of 51.9 (SD 13.1) years and 82% women. Outcome me...

Purpose: To evaluate the data on the psychometric properties of the Neck Disability Index (NDI). Materials and methods: Medline, Embase, PsychINFO, Web of Science, and Scopus were searched in April 2023. The random effects meta-analysis was conducted when possible. Results: Of 492 identified records, 79 were included. 70 studies were considere...

Background The objective of this study was to explore the internal consistency and factor structure of the Oswestry Disability Index among patients undergoing spinal surgery. The sample consisted of 1,515 patients who underwent lumbar spinal surgery at a university hospital between 2018 and 2021. Methods The patients responded to the Oswestry Disa...

Diminutive data is available on the outcome of several previously used total ankle replacement implants. The purpose of this study was to investigate the medium-term functional and radiological outcome and implant survival of the CCI Evolution implant. Consecutive series of 40 ankles operated in our hospital with primary TAR using the CCI Evolution...

Background Physical activity and physical functioning have been reported to change over retirement transition, but the results have been inconsistent, and the two constructs have not been studied concurrently. The objective of this study was to examine concurrent changes in physical activity and physical functioning during transition to retirement...

Objectives The aim of the study was to evaluate concurrent changes in physical activity and self-rated health during retirement transition over 4 years by multivariate trajectory analysis and to examine whether sociodemographic and lifestyle factors predict the probability of being classified to a certain subgroup of observed changes. Design Prosp...

Purpose It is generally expected that lumbar microdiscectomy affects radicular leg pain, but not so much local back pain. The primary objective was to evaluate if the trajectories of changes in pain severity follow similar patterns for back and radicular leg pain after lumbar microdiscectomy. The secondary objective was to investigate the associati...

Background The objective of this study was to explore the internal consistency and factor structure of the Oswestry Disability Index among patients undergoing spinal surgery. The sample consisted of 1,990 patients who underwent lumbar spinal surgery at a university hospital between 2018 and 2021. Methods The patients responded to the Oswestry Disab...

The aim was to identify factors, which may affect the relationship between physical activity and pain severity among patients with low back pain (LBP). It was a cross-sectional survey-based study among 1332 consecutive patients with LBP. Linear regression models were employed. Patients were 47.6 years old and 64% were women. For the entire sample,...

Purpose: It is generally expected that lumbar microdiscectomy affects radicular leg pain, but not so much local back pain. The objectives were to evaluate if the trajectories of changes in pain severity follow similar patterns for back pain and radicular leg pain after lumbar microdiscectomy and to investigate the effect of some preoperative parame...

Purpose To investigate if the responses to the Neck Disability Index (NDI) may produce some differential item functioning (DIF) comparing men and women. Materials and methods Register-based study among patients undergoing cervical surgery. Item response theory (IRT) analysis including a model for detecting a DIF. Results Of 338 patients, 171 (51%...

Background: Neck dissections (ND) are a routine procedure in head and neck oncology. Given the post-operative functional impact that some patients experience, it is imperative to identify and track quality of life (QoL) symptomatology in order to tailor each patient’s therapeutic needs. To date, there is no validated francophone questionnaire for t...

Introduction: The Standardized Cosmesis and Health Nasal Outcomes Survey (SCHNOS) questionnaire is a tool developed to evaluate functional and aesthetic components of rhinoplasty. It is a reliable patient-reported outcome measure, not available in the European Portuguese language. Objective: our goal was to translate and culturally adapt the SCH...

The objective was to investigate if age and gender affect the importance of domains of functioning when grading disability related to neck pain. Multi-group confirmatory factor analysis of register-based data on 392 patients undergoing cervical surgery was applied. The main outcome was item loadings on a common factor. The mean age was 55 years and...

Background Patient satisfaction is an essential outcome measure after a rhinoplasty. Yet differences of opinions between rhinoplasty patients and surgeons on nasal aesthetic appearance are unknown. Objectives To determine the differences between patients and surgeons in the perception of nasal aesthetic appearance. Methods A retrospective cohort...

Background Physical activity and body mass index (BMI) have been reported to change around retirement. The objective was to examine the concurrent changes in physical activity and BMI around retirement, which have not been studied before. In addition, the associations of different demographic characteristics with these changes were examined. Metho...

The objectives are to (a) introduce an approach to use the Neck Disability Index (NDI) in a way, which is different and more International Classification of Functioning, Disability and Health-oriented than acommon practice - focusing on functional profile instead of composite score only, and (b) to describe the changes in functioning experienced by...

To explore the internal consistency and factor structure of the Neck Disability Index (NDI) among patients undergoing surgery on the cervical spine. This was an observational retrospective cohort study among 392 patients undergoing cervical surgery of any kind in a university hospital between 2018 and 2021. The patients responded to repeated survey...

No disease-specific evaluation score for thoracic outlet syndrome (TOS) patients was available prior to the presentation of the Thoracic Outlet Syndrome Index (TOSI) score. Our aim was to assess the convergent validity of the TOSI when compared with the short form of Disabilities of the Arm, Shoulder and Hand (QDASH), the Cervical Brachial Symptom...

Objectives To identify concurrent developmental trajectories of physical activity and body mass index (BMI) over time. Design Prospective cohort study, repeated survey. Setting Cohort study in Finland. Participants 66 852 public sector employees, who have been followed up for 16 years. Outcome measures Shapes of trajectories of changes in physi...

Background The aim of this study was to systematically evaluate the evidence of surgical outcomes and complications of spreader grafts and autospreader flaps in the context of middle vault reconstruction after dorsal hump removal.Material and MethodsA systematic review was conducted in accordance with the Cochrane Handbook for Systematic Reviews of...

Objective: To evaluate the effectiveness of repetitive transcranial magnetic stimulation (rTMS) in migraine measured by decrease in pain severity or attack frequency. Methods: Search at the Cochrane Controlled Trials Register (CENTRAL), Medline (via PubMed), Embase, Cinahl, Web of Science and Scopus. The risk of systematic bias was rated by usin...

Objective To investigate whether the COVID-19 pandemic has affected physical activity and alcohol consumption among medical students. Methods Cross-sectional survey study among 76 students in their second year of medical school. The Wilcoxon sign-rank test and Kruskal-Wallis H test were used to assess the difference between groups. Results Of 76...

BackgroundsRhinoplasty necessarily concerns functional and cosmetic aspects, and outcomes of both should be assessed in each patient. There has been a lack in the literature in Italian for a comprehensive tool for assessing both aspects of rhinoplasty. The objective is to translate and validate the Standardized Cosmesis and Health Nasal Outcomes Su...

The objective was to investigate the persistence of sleep difficulties for over 16 years amongst a population of working age. In this prospective cohort study, a group-based trajectory analysis of repeated surveys amongst 66,948 employees in public sector (mean age 44.7 [SD 9.4] years, 80% women) was employed. The main outcome measure was sleep dif...

Objectives To investigate the association between changes in lifestyle risk factors and changes is sleep difficulties. Design Longitudinal repeated measures cohort study. Setting University and national institute of occupational health. Participants Participants of the Finnish Public Sector study with information on sleep and lifestyle-related r...

Purpose Positive spinal sagittal alignment is known to correlate with pain and disability. The association between lumbar spinal stenosis and spinal sagittal alignment is less known, as is the effect of lumbar decompressive surgery on the change in that alignment. The objective was to study the evidence on the effect of lumbar decompressive surgery...

Background The semi-constrained Discovery® Elbow System (LimaCorporate, San Daniele del Friuli, Italy) allows varus–valgus laxity of 7° [8]. It has been reported to provide good pain relief and increased range of motion [5, 9] on mid-term follow-up. The aim of the study was to evaluate long-term outcomes of total elbow arthroplasty using the Discov...

Purpose The objective of this meta-analysis was to evaluate the evidence on the effectiveness of glycerin trinitrate (NTG) measured by pain severity. Materials and methods CENTRAL, MEDLINE, EMBASE, SCOPUS, and WEB of SCIENCE databases were searched in November 2020. The study selection was performed by two independent reviewers. The risk of system...

Study design: Systematic review and meta-analysis. Objective: To compare the magnitude and duration of pain relief with vertebral augmentation to any other therapy for the treatment of cancer-related vertebral compression fractures through meta-analysis of randomized controlled trials. Summary of background data: Derived from search on PubMed,...

The objective of the study was to investigate the correlation between the 12-item WHO Disability Assessment Schedule (WHODAS 2.0) and the Oswestry disability index (ODI). Prospective cross-sectional study of 1379 patients (age 48 years) with chronic low back pain. The Spearman's rank correlation test was employed. Of all the possible 143 correlatio...

Objectives To assess the internal consistency and construct validity of the Finnish translation of the Jenkins Sleep Scale (JSS) in a large healthy working-age population with diverse work characteristics. Design Survey-based cross-sectional cohort study. Setting Survey conducted by an institute of occupational health. Participants Employees of...

Synkinesis is a distressing sequela of peripheral facial palsy (PFP). Thisstudy aimed to translate and validate the Synkinesis Assessment Questionnaire (SAQ), a reliable patient-reported outcome evaluation tool for synkinesis, in French. The SAQ was translated following a standard forward-backward translation procedure. After a cognitive debriefing...

Background and aims: To evaluate evidence on the superiority of plate fixation over intramedullary nail fixation in the treatment of distal tibial fractures regarding functional outcomes and complication rates. Material and methods: Cochrane Controlled Trials Register, Medline, Embase, CINAHL, Scopus, and Web of Science databases were searched i...

Aims: Among musicians, string players have the highest prevalence for musculoskeletal overuse. Playing a violin or viola requires rapid, repetitive, and complicated movements of the hands and fingers. This cross-sectional study aimed to examine whether violin/viola, violin/cello, and violin/French horn players experience more intense musculoskelet...

Objectives The aim of this study is to estimate a minimal clinically important difference (MCID) and a minimal detectable change (MDC) of the 12-item WHODAS 2.0 amongst patients with chronic musculoskeletal pain. Design Cross-sectional cohort study. Setting Outpatient Physical and Rehabilitation Medicine clinic. Subjects A total of 1988 consecut...

Objectives/Hypothesis To explore the natural history of nasal obstruction and cosmesis following rhinoplasty by utilizing the Standardized Cosmesis and Health Nasal Outcomes Survey (SCHNOS). Study Design Retrospective chart study. Methods This study was carried out at a tertiary referral center, preoperative and postoperative Nasal Obstruction Sy...

Background: Despite the wide body of research on the properties of the Oswestry Disability Index (ODI), only a few studies have investigated whether ODI scores can be interpreted similarly in both genders. A few previous studies suggested that the ODI may behave differently in different populations, e.g. in different age groups. Aim: The objecti...

Background: In light of the current selfie craze, driven primarily by social media platforms, there is an absolute need among facial plastic surgeons to consider the role of these social platforms in patient counseling regarding their cosmetic requirements. Objectives: Is there a difference in how people are perceived when their image is viewed as...

Objectives: To examine the social perception of microtia and quantify the effect of reconstruction on socially perceived attributes. Methods: Parental consent was obtained for peri-reconstruction photographs in a patient with unilateral grade 3 microtia without an underlying craniofacial syndrome. With computer simulation, the normal, preoperati...

Objective Digital subtraction imaging (DSI) decreases the risk of intravascular injection during cervical transforaminal epidural steroid injection (CTFESI); however, sequence acquisition and interpretation are operator-dependent skills. This study tests the reliability of a grading system to determine adequate DSI during CTFESI. Setting Academic...

Objective: To clarify the evidence on the magnitude and duration of treatment effect of intra-articular corticosteroid (IAC) injections for knee osteoarthritis (OA) compared to placebo, to evaluate a treatment effect by steroid type, and to describe the reported adverse effects. Design: Cochrane Controlled Trials Register, Medline, Embase, CINAH...

Background Identifying mental health disorders, including body dysmorphic disorder (BDD), is important prior to rhinoplasty surgery, however, these disorders are underdiagnosed, and screening tools are underutilized in clinical settings. Objective To evaluate the correlation of a rhinoplasty outcomes tool (SCHNOS) with psychiatric screening tools....

Background: No validated scales exist specifically for measuring quality of life (QoL) and functioning level in patients with thoracic outlet syndrome (TOS). This cross-sectional survey examined whether some items adopted from validated QoL scales could be suitable for patients with TOS. Methods: To find an optimal thoracic outlet syndrome index...

Background: Total ankle arthroplasty is an alternative for arthrodesis. The objective of this study was to investigate the safety of trabecular-metal ankle prosthetic system with transfibular approach and external frame and its association with changes in clinical and functional scores. Methods: Between May 2013 and June 2017, a total of 104 con...

Background The Standardized Cosmesis and Health Nasal Outcomes Survey (SCHNOS) is a validated questionnaire that assesses functional and aesthetic outcomes of rhinoplasty patients. There are 274 million French speakers worldwide, and this questionnaire is currently not available in French. The purpose of this study was to translate, adapt, and vali...

The Body Dysmorphic Disorder Questionnaire-Aesthetic Surgery (BDDQ-AS) is a validated questionnaire that is used as a screening tool for body dysmorphic disorder (BDD) in aesthetic rhinoplasty patients. The BDDQ-AS questionnaire was translated from English to French according to international guidelines. Ten French-speaking rhinoplasty patients wer...

Importance While extracorporeal septoplasty (ECS) and its modifications have been previously studied, to our knowledge, no systematic review of surgical outcomes and complications of this technique has been performed. Objective To evaluate the evidence of surgical outcomes and complications of ECS (including modified techniques) to treat severe L-...

Objective of this study was to investigate the gender-related differential item function of 12-item WHODAS 2.0 amongst patients with chronic musculoskeletal pain. This was a cross-sectional survey study among 1,988 patients at a university Physical and Rehabilitation Medicine outpatient clinic. To assess DIF, WHODAS 2.0 items were dichotomized as `...

Objective: WHODAS 2.0 is a unified scale to measuring disability across diseases, countries, and cultures. The objective was to explore the available evidence on the psychometric properties of 12-item self-administered WHODAS 2.0 among a general population and people with non-acute physical causes of disability. Methods: Five databases Medline, Emb...

Importance The social perception of nasal dorsal modification for male rhinoplasty is poorly understood. Objective To investigate the association of modifying the male nasal dorsum with the perception of such social attributes as youth, approachability, healthiness, masculinity/femininity, intelligence, successfulness, and leadership. Design, Set...

Background and purpose — While the number of working-age patients undergoing total hip arthroplasty (THA) is increasing, the effect of the surgery on patients’ return to work (RTW) is not thoroughly studied. We aimed to identify risk factors of RTW after THA among factors related to demographic variables, general health, health risk behaviors, and...

Background: Osteoarthritis is one of the leading causes of disability in working-age patients. The total number of working-age patients undergoing total-knee arthroplasty (TKA) is continuously increasing. The purpose of this study was to identify predictive factors related to general health, health risk behaviors and socioeconomic status influenci...

Background The minimal clinically important difference (MCID) for the Standardized Cosmesis and Health Nasal Outcomes Survey (SCHNOS) has not been determined. Objective To define the MCID for both domains of the SCHNOS questionnaire. Methods This prospective cohort study included patients who underwent functional, cosmetic, or combined rhinoplast...

The aim of this study was to investigate the floor and ceiling effects of 12-item World Health Organization Disability Assessment Schedule 2.0 (WHODAS). This was a cross-sectional survey study at a university's physical and rehabilitation medicine outpatient clinic of 1988 patients with chronic musculoskeletal pain. Floor and ceiling effects were c...

Importance Although antibiotic prophylaxis following rhinoplasty is widespread, the evidence on antibiotic prophylaxis effectiveness and the superiority of particular administration regimens is controversial. To date, a meta-analysis on the topic has not been performed. Objective To systematically review the association between use of preventive a...

Objective: To compare the number of review papers published in rehabilitation journals during recent years with the number published a decade ago. Methods: PubMed search for review papers published in 7 major rehabilitation journals in 20052007 and 2015-2017. Results: Of the 940 review papers identified, 659 were published in 2015-2017, and 28...

The 10-item Standardized Cosmesis and Health Nasal Outcomes Survey (SCHNOS) has recently been introduced as an instrument for describing the severity of nasal obstruction and the extent of aesthetic dissatisfaction.¹ The SCHNOS has demonstrated psychometric validity using both item-response theory and factor analysis.²,3 The instrument is easy to c...