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  1. Enhancing identification of nonaffective psychosis in register-based studies

    The Finnish Quality of Psychosis Care Register assesses nonaffective psychosis (NAP) care, acknowledging treatment outside specialized psychiatric...

    Minna Holm, Kimmo Suokas, ... Jaana Suvisaari in Schizophrenia
    Article Open access 19 February 2024
  2. Labour market attachment dynamics in patients with concussion: a Danish nationwide register-based cohort study

    Background

    Concussion may lead to persisting post-concussive symptoms affecting work ability and employment. This study examined the transitions...

    Heidi Jeannet Graff, Volkert Siersma, ... Hana Malá Rytter in BMC Public Health
    Article Open access 13 December 2023
  3. Gestational diabetes is associated with the risk of offspring’s congenital anomalies: a register-based cohort study

    Background

    Gestational diabetes mellitus (GDM) is a common pregnancy-related disorder and a well-known risk factor for adverse pregnancy outcomes....

    Jenni Kinnunen, Hilkka Nikkinen, ... Marja Vääräsmäki in BMC Pregnancy and Childbirth
    Article Open access 03 October 2023
  4. Trends in congenital clubfoot prevalence and co-occurring anomalies during 1994–2021 in Denmark: a nationwide register-based study

    Background

    Congenital talipes equinovarus (clubfoot) is a common musculoskeletal anomaly, with a suspected multifactorial etiopathogenesis. Herein, we...

    Paula L. Hedley, Ulrik Lausten-Thomsen, ... Michael Christiansen in BMC Musculoskeletal Disorders
    Article Open access 03 October 2023
  5. Multifetal gestations after traumatic brain injury: a nationwide register-based cohort study in Finland

    Background

    There is a paucity of information regarding the association between traumatic brain injuries (TBIs) and subsequent multifetal gestations....

    Matias Vaajala, Rasmus Liukkonen, ... Ville M. Mattila in BMC Pregnancy and Childbirth
    Article Open access 04 April 2023
  6. Maternal Underweight is Associated with Lower Fracture Risk after Pregnancy: A Nationwide Register-Based Study in Finland

    Lower body mass index (BMI) is associated with a higher risk for osteoporotic fractures in the postmenopausal population. However, in the...

    Matias Vaajala, Rasmus Liukkonen, ... Ville M. Mattila in SN Comprehensive Clinical Medicine
    Article Open access 18 August 2023
  7. Physical impairments among adults in Denmark: a register-based study

    Background

    Knowledge of the prevalence and socio-demographic characteristics of physical impairments is limited. This study aimed to determine the...

    Helene Nikolajsen, Camilla Marie Larsen, ... Lise Hestbaek in BMC Public Health
    Article Open access 23 December 2022
  8. Incidence and Burden of Herpes Zoster in Sweden: A Regional Population-Based Register Study

    Introduction

    Herpes zoster (HZ) is a painful disease that mainly affects individuals whose immune system has been weakened because of increasing age...

    Emma Södergren, Kristina Mårdberg, ... Patrik Stäck in Infectious Diseases and Therapy
    Article Open access 09 January 2024
  9. A 5-Year Suicide Rate of Adolescents Who Enrolled to an Open Dialogue-Based Services: A Nationwide Longitudinal Register-Based Comparison

    In the Open Dialogue (OD) based psychiatric services adolescent patients receive less medication and are more often treated within an outpatient...

    Tomi Bergström, Jaakko Seikkula, ... Mia Kurtti in Community Mental Health Journal
    Article Open access 14 March 2023
  10. Repeated hospital admission for intentional poisonings among older adults - a Swedish national register-based study

    Background

    Poisoning injuries is an increasing concern among older people, and so is the repetition of intentional poisonings. To date, few studies...

    L Laflamme, E Lindholm, Jette Möller in BMC Geriatrics
    Article Open access 15 February 2024
  11. Does integration with national registers improve the data completeness of local COVID-19 contact tracing tools? A register-based study in Norway, May 2020 - September 2021

    Background

    During the COVID-19 response in Norway, many municipalities used the Fiks contact tracing tool (FiksCT) to register positive individuals...

    Hinta Meijerink, Mohamed Shelil, ... Bjørn Gunnar Iversen in BMC Health Services Research
    Article Open access 17 January 2024
  12. Excess costs of multiple sclerosis: a register-based study in Sweden

    Background and objective

    Population-based estimates of the socioeconomic burden of multiple sclerosis (MS) are limited, especially regarding primary...

    Chantelle Murley, Petter Tinghög, ... Emilie Friberg in The European Journal of Health Economics
    Article Open access 23 November 2022
  13. Surgical outcome after thyroidectomy due to Graves’ disease and Lugol iodine treatment: a retrospective register-based cohort study

    Purpose

    This study aimed to investigate the relationship between Lugol iodine treatment in a rescue setting and surgical outcomes in Graves’ disease...

    Fredric Hedberg, Henrik Falhammar, ... Robert Bränström in Endocrine
    Article Open access 02 February 2024
  14. Effect of surgery on the long-term use of opioids in patients with degenerative back disorders: a retrospective register-based study

    Purpose

    This study based exclusively on register-data provides a scientific basis for further research on the use of opioids in patients with...

    M. Iachina, M. Wod, ... B. Schiøttz-Christensen in European Spine Journal
    Article Open access 31 August 2023
  15. Previous traumatic brain injury is associated with an increased odds for gestational diabetes: a nationwide register-based cohort study in finland

    Aims

    Despite recent findings that traumatic brain injury (TBI) is a possible risk factor for type 2 diabetes (DM2) and that a strong association...

    Matias Vaajala, Ilari Kuitunen, ... Ville M. Mattila in Acta Diabetologica
    Article Open access 28 June 2023
  16. Identification of the ilioinguinal and iliohypogastric nerves during open inguinal hernia repair: a nationwide register-based study

    Background

    Chronic pain remains prevalent after open inguinal hernia repair and nerve-handling strategies are debated. Some guidelines suggest sparing...

    V. B. Moseholm, J. J. Baker, J. Rosenberg in Hernia
    Article Open access 19 March 2024
  17. Neonatal outcomes according to different glucose threshold values in gestational diabetes: a register-based study

    Background

    Mild hyperglycaemia is associated with increased birth weight but association with other neonatal outcomes is controversial. We aimed to...

    Kaisa Kariniemi, Marja Vääräsmäki, ... Mika Gissler in BMC Pregnancy and Childbirth
    Article Open access 12 April 2024
  18. Residual Axillary Metastases in Node-Positive Breast Cancer Patients After Neoadjuvant Treatment: A Register-Based Study

    Background

    Lymph node (LN) metastasis after neoadjuvant chemotherapy (NACT) generally warrants axillary lymph node dissection, which opposes...

    Frederikke Munck, Maj-Britt Jensen, ... Tove H. F. Tvedskov in Annals of Surgical Oncology
    Article Open access 04 May 2024
  19. Point-of-care testing and antibiotics prescribing in out-of-hours general practice: a register-based study in Denmark

    Background

    Point-of-care testing may reduce diagnostic uncertainty in case of suspicion of bacterial infection, thereby contributing to prudent...

    Line Due Christensen, Claus Høstrup Vestergaard, ... Linda Huibers in BMC Primary Care
    Article Open access 23 January 2024
  20. Inflammatory rheumatic diseases and the risk of drug use disorders: a register-based cohort study in Sweden

    To investigate the association between chronic inflammatory rheumatic diseases (CIRD) and drug use disorder (DUD). Individuals aged ≥ 30 years in...

    Ali Kiadaliri, Andrea Dell’Isola, Martin Englund in Clinical Rheumatology
    Article Open access 28 August 2023
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