Development, internal and external validation of a prognostic model for symptom dissatisfaction among older adults with a new episode of back pain.

Objectives: The objective was to develop, internally and externally validate a prognostic model for symptom dissatisfaction, assessed by the patient acceptable symptom state (PASS), for older adults (≥55 years) seeking primary care for a new episode of back pain.

Design: Development, internal and external validation of a prognostic model using data from two prospective cohort studies with a 1-year follow-up was conducted.

Participants And Setting: The Norwegian cohort (n=452) was used for model development and internal validation.

The Effectiveness of School-Based Interventions on Pain and Disability Outcomes in Adolescents With Persistent Pain. A Systematic Review.

Background And Objective: Persistent pain is common among adolescents, with significant consequences. School-based interventions have the potential to reach most adolescents, but there is a lack of systematic reviews addressing school-based pain interventions. This systematic review aimed to identify and evaluate the effectiveness of school-based interventions for reducing persistent pain and disability in adolescents compared to control interventions.

Lifestyle Behaviours and Future Healthcare Utilisation for Musculoskeletal Pain in Young Adults: A Cohort Study of Norwegian University Students With Three-Year Follow-Up.

Background: It is unclear whether lifestyle behaviours influence use of healthcare for musculoskeletal pain in young adults. This study examined if lifestyle behaviours among college/university students were associated with future healthcare utilisation for musculoskeletal pain.

Methods: Data from the Students' Health and Wellbeing Study (SHoT2018) were linked with the Norwegian Registry for Primary Health Care, comprising 31,358 college/university students.

Healthcare Use and Non-Recovery in Patients With Spinal Disorders.

Background: The association between different patterns of healthcare use and non-recovery in patients with spinal disorders is unclear. We aimed to assess the association between healthcare use and non-recovery 6 months after a specialist evaluation in Norwegian secondary care and whether non-recovery was linked to adherence to specialist-recommended care.

Methods: This observational registry-based cohort study includes 3745 patients aged 18-70 years (mean (SD) 46 (12) years, 59% women) from the Norwegian Neck and Back Registry (NNRR).

External validation of a prediction model for disability and pain after lumbar disc herniation surgery: a prospective international registry-based cohort study.

Background And Purpose:  We aimed to externally validate machine learning models developed in Norway by evaluating their predictive outcome of disability and pain 12 months after lumbar disc herniation surgery in a Swedish and Danish cohort.

Methods:  Data was extracted for patients undergoing microdiscectomy or open discectomy for lumbar disc herniation in the NORspine, SweSpine and DaneSpine national registries. Outcome of interest was changes in Oswestry disability index (ODI) (≥ 22 points), Numeric Rating Scale (NRS) for back pain (≥ 2 points), and NRS for leg pain (≥ 4 points).

Predicting prolonged work absence due to musculoskeletal disorders: development, validation, and clinical usefulness of prognostic prediction models.

Purpose: Given the lack of robust prognostic models for early identification of individuals at risk of work disability, this study aimed to develop and externally validate three models for prolonged work absence among individuals on sick leave due to musculoskeletal disorders.

Methods: We developed three multivariable logistic regression models using data from 934 individuals on sick leave for 4-12 weeks due to musculoskeletal disorders, recruited through the Norwegian Labour and Welfare Administration. The models predicted three outcomes: (1) > 90 consecutive sick days, (2) > 180 consecutive sick days, and (3) any new or increased work assessment allowance or disability pension within 12 months.

Distributed decision-making for lumbar spine surgery: A qualitative interview study with patients and neurosurgeons.

Lower back pain with or without radiating leg pain is a leading cause of disability worldwide. Several treatment options are available, and this article aims to understand better the decision-making involved in selecting appropriate treatments. A qualitative interview study was conducted with patients with lumbar spinal disorders and neurosurgeons specialising in spine surgery.

Modifiable prognostic factors of high societal costs among people on sick leave due to musculoskeletal disorders: a replication study.

Background: Musculoskeletal disorders are an extensive burden to society, yet few studies have explored and replicated modifiable prognostic factors associated with high societal costs. This study aimed to replicate previously identified associations between nine modifiable prognostic factors and high societal costs among people on sick leave due to musculoskeletal disorders.

Methods: Pooled data from a three-arm randomised controlled trial with 6 months of follow-up were used, including 509 participants on sick leave due to musculoskeletal disorders in Norway.

Healthcare Utilisation in Danish Primary Care Among Patients With Low Back or Neck/Thoracic Spine Pain Before and After Assessment in Secondary Care.

Objectives: To describe characteristics and primary healthcare utilisation in Danish patients with low back pain (LBP) or neck/thoracic spine pain (NTP) 8 years before and 2 years after assessment in secondary care.

Methods: In this cohort study, we included patients aged ≥ 18 who were assessed at an outpatient spine clinic from 2013 to 2021 and linked self-reported information with national registry data. We calculated the prevalence of all-cause healthcare utilisation in primary care.

Prediction models for outcomes in people with low back pain receiving conservative treatment: a systematic review.

Objectives: To identify, critically appraise and evaluate the performance measures of the available prediction models for outcomes in people with low back pain (LBP) receiving conservative treatment.

Study Design And Setting: In this systematic review, literature searches were conducted in Embase, Medline, and cumulative index of nursing and allied health literature from their inception until February 2024. Studies containing follow-up assessment (eg, prospective cohort studies, registry-based studies) investigating prediction models of outcomes (eg, pain intensity and disability) for people with LBP receiving conservative treatment were included.

Pain and depressive symptoms among adolescents: prevalence and associations with achievement pressure and coping in the Norwegian Ungdata study.

Background: This study investigated the prevalence of pain, depressive symptoms, and their co-occurrence in Norwegian adolescents. Additionally, we investigated if perceived achievement pressure and coping with pressure were associated with pain, depressive symptoms and co-occurrent pain and depressive symptoms.

Methods: Cross-sectional data from the Norwegian Ungdata Survey (2017-2019) were analysed.

Translation and cultural adaptation of evidence-informed leaflets on the work-health interface: a pragmatic approach to cultural adaptation.

Aim: Our aim was to translate and culturally adapt three evidence-informed leaflets on the work-health interface from English into Norwegian. Integral to this aim was the exploration of the quality and acceptability of each of the adapted leaflets to Norwegian-speaking stakeholders; general practitioners, people who deal with health issues in the workplace, and the general population.

Background: Common health problems, such as musculoskeletal pain, account for most workdays lost and disability benefits in Norway.

Reducing strain on primary healthcare systems through innovative models of care: the impact of direct access physiotherapy for musculoskeletal conditions-an interrupted time series analysis.

Objectives: To evaluate the longitudinal impact of introducing a national, direct access physiotherapy model of care on the rates of primary and secondary care consultations for musculoskeletal (MSK) conditions.

Design: Interrupted time series analysis using segmented linear regression.

Setting: Norway primary care PARTICIPANTS: A cohort of 82 072 participants was derived from 3 population-based health surveys conducted across separate geographical regions in Norway.

Improvements Are Needed in the Adherence to the TRIPOD Statement for Clinical Prediction Models for Patients With Spinal Pain or Osteoarthritis: A Metaresearch Study.

This metaresearch study aimed to evaluate the completeness of reporting of prediction model studies in patients with spinal pain or osteoarthritis (OA) in terms of adherence to the transparent reporting of a multivariable prediction model for individual prognosis or diagnosis (TRIPOD) statement. We searched for prognostic and diagnostic prediction models in patients with spinal pain or OA in MEDLINE, Embase, Web of Science, and CINAHL. Using a standardized assessment form, we assessed the adherence to the TRIPOD of the included studies.

Primary care seeking among adults with chronic neck and low back pain in Norway: A prospective study from the HUNT study linked to Norwegian primary healthcare registry.

Background: To describe the frequency of primary care seeking for neck or back-related conditions among people with chronic neck and low back pain and to develop prediction models of primary care seeking and frequent visits.

Methods: We included participants of the Trøndelag Health Study (HUNT4, 2017-19) in Norway who self-reported chronic neck and/or low back pain in the preceding year, and extracted data of primary care visits from the Norwegian primary healthcare registry. We investigated a total of 23 potential predictors and used multivariable logistic regression models to predict primary care seeking for neck or back-related conditions and frequent visits by healthcare provider (i.

Cost-effectiveness of strength exercise or aerobic exercise compared with usual care for patients with knee osteoarthritis: secondary results from a multiarm randomised controlled trial in Norway.

Objectives: To evaluate the 1-year cost-effectiveness of strength exercise or aerobic exercise compared with usual care for patients with symptomatic knee osteoarthritis (OA), from a societal and healthcare perspective.

Design: Cost-effectiveness analysis embedded in a three-arm randomised controlled trial.

Participants And Setting: A total of 161 people with symptomatic knee OA seeking Norwegian primary or secondary care were included in the analyses.

Predictive validity of the STarT Back screening tool among older adults with back pain.

Background: The predictive validity of the STarT Back screening tool among older adults is uncertain. This study aimed to assess the predictive validity of the SBT among older adults in primary care.

Methods: This prospective cohort study included 452 patients aged ≥55 years seeking Norwegian primary care with a new episode of back pain.

Treatment Effect Modifiers for Return-to-Work in Patients With Musculoskeletal Disorders.

Investigating how individual characteristics modify treatment effects can improve understanding, interpretation, and translation of trial findings. The purpose of this secondary analysis was to identify treatment effect modifiers of the MI-NAV trial, a 3 arm, parallel randomized controlled trial which compared motivational interviewing and stratified vocational advice intervention in addition to usual case management (UC), to UC alone. This study included (n = 514) participants with musculoskeletal disorders on sick leave for at least 50% of their contracted work hours for at least 7 consecutive weeks with the Norwegian Labour and Welfare Administration.

Clinical Decision Support System Used in Spinal Disorders: Scoping Review.

Background: Spinal disorders are highly prevalent worldwide with high socioeconomic costs. This cost is associated with the demand for treatment and productivity loss, prompting the exploration of technologies to improve patient outcomes. Clinical decision support systems (CDSSs) are computerized systems that are increasingly used to facilitate safe and efficient health care.

Correction: Clinical improvement after surgery for degenerative cervical myelopathy; A comparison of Patient-Reported Outcome Measures during 12-month follow-up.

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Modifiable prognostic factors of high societal costs among people on sick leave due to musculoskeletal disorders: findings from an occupational cohort study.

Objectives: The objective was to identify modifiable prognostic factors of high societal costs among people on sick leave due to musculoskeletal disorders, and to identify modifiable prognostic factors of high costs related to separately healthcare utilisation and productivity loss.

Design: A prospective cohort study with a 1-year follow-up.

Participants And Setting: A total of 549 participants (aged 18-67 years) on sick leave (≥ 4 weeks) due to musculoskeletal disorders in Norway were included.