Hospitalizations and deaths among people coinfected with HIV and HCV.

Coinfection with human immunodeficiency virus (HIV) and hepatitis C virus (HCV) remains a significant public health challenge. This retrospective, population-based study assessed the trends in hospitalization rates among patients co-infected with HCV and HIV in Poland in 2012-2022, encompassing the COVID-19 pandemic and massive influx of war refugees from Ukraine, the demographics and clinical characteristics among hospitalized patients, including in-hospital case fatality rates. Most hospitalized patients were over 40 years old (mean ± SD: 41.

Hospitalizations of Patients with Atrial Fibrillation (AF) in Poland: A Nationwide Study Based on over One Million AF Hospitalizations in 2017-2021.

Atrial fibrillation (AF) is one of the most common forms of persistent arrhythmia in adults worldwide. The aim of this study was to present recent data on the epidemiology of patients hospitalized with AF in Poland. This is a retrospective, population-based study conducted using hospital discharge records.

Changes in Hospital Admissions of Patients with COPD in Poland: A 14-Year Nationwide Analysis (2006-2019).

Poland is a country with a high burden of COPD and its risk factors. This population-wide and geospatial study on COPD in Poland, aimed to analyze changes in hospitalizations of patients with a diagnosis of COPD between 2006 and 2019 as well as to identify changes in the demographic characteristics of patients hospitalized with COPD. This is a retrospective analysis of hospital discharge records of patients with a diagnosis of COPD (ICD-10 code J44 and age 40 and over), hospitalized in Poland between 2006 and 2019.

Effect of the PCV 10 vaccination on community-acquired pneumonia hospitalisations after four years of its introduction into the Polish National Immunisation Programme: Follow-up study.

Background: Vaccination against pneumococci is currently the most effective method of protection against pneumococcal infections. The aim of the study was to analyse changes in hospitalisations and in-hospital deaths due to pneumonia before (2009-2016) and after (2017-2020) the introduction of PCV 10 vaccinations in the National Immunisation Programme in Poland.

Methods: Data on hospitalisations related to community acquired pneumonia (CAP) in the years 2009-2020 were obtained from the Nationwide General Hospital Morbidity Study.

Newborn Hospitalizations Before and During COVID-19 Pandemic in Poland: A Comparative Study Based on a National Hospital Registry.

There are limited data on the impact of the COVID-19 outbreak in Poland on newborn health. The aim of the study is to show recent information on hospitalizations of newborns in Poland in the pre-pandemic and COVID-19 pandemic era. A retrospective, population-based study was conducted using data from hospital discharge records of patients hospitalized in 2017-2021.

Hospitalizations of patients with herpes zoster in Poland during 2012-2021: A population-based study.

Introduction: The varicella-zoster virus (VZV) is an infectious agent that causes both chickenpox and herpes zoster/shingles (HZ). This infection can take various clinical forms, result in permanent complications, and be a marker of immunosuppression, e.g.

Time Trend Analysis of Comorbidities in Ankylosing Spondylitis: A Population-Based Study from 53,142 Hospitalizations in Poland.

Background: (1) Influence of comorbidities on life expectancy and treatment outcomes is one of the main concerns of modern rheumatology, due to their rising prevalence and increasing impact on mortality and disability. The main objective of our study was to analyze the time trends and shifts in the comorbidity profile and mortality over 10 years in the Polish population with ankylosing spondylitis (AS). (2) Data from 2011-2020 years were acquired from the General Hospital Morbidity Study in the National Institute of Public Health-National Institute of Hygiene (NIH-PIB) as ICD-10 codes.

Hospitalizations of patients with sarcoidosis before and during the COVID-19 pandemic in Poland.

Introduction: Sarcoidosis is a multisystemic granulomatous disease that mostly affects the lungs and lymphatic system. Due to its rarity and variable clinical course, analyses of factors related to sarcoidosis should be based on large databases and long observation periods.

Objectives: The aim of this study was to determine the characteristics of patients with sarcoidosis hospitalized in Poland over a long period (2016-2021).

Ukrainian migrants' and war refugees' admissions to hospital: evidence from the Polish Nationwide General Hospital Morbidity Study, 2014-2022.

Background: Considering the rapid influx of Ukrainian migrants and war refugees into Poland, the knowledge of their health condition is becoming increasingly important for health system policy and planning. The aim of the study was to assess war-related changes in the frequency and structure of hospitalizations among Ukrainian migrants and refugees in Poland.

Methods: The study is based on the analysis of hospital admission records of Ukrainian patients, which were collected in the Nationwide General Hospital Morbidity Study from 01.

Trends in Hospitalization Duration for Rare Diseases: A Retrospective Analysis of Sarcoidosis, Still's Disease, and Systemic Sclerosis in Poland (2009-2018).

BACKGROUND A rare disease is a health condition that rarely occurs in the population. It is estimated that up to 400 million people around the world suffer from a rare disease. This retrospective study aimed to investigate factors associated with length of hospitalization in 78 626 patients with sarcoidosis, 3294 patients with adults-onset Still's disease, and 35 549 patients with systemic sclerosis between 2009 and 2018 using data from the National Institute of Public Health in Poland.

Epidemiological Characteristics of 101,471 Patients Hospitalized with Chronic Obstructive Pulmonary Disease (COPD) in Poland in 2019: Multimorbidity, Duration of Hospitalization, In-Hospital Mortality.

Chronic obstructive pulmonary disease (COPD) is a common lung disease. There is a limited amount of nationwide data on COPD patients in Poland. This study aimed to characterize patients hospitalized with COPD in Poland in 2019 as well as to identify factors associated with the risk of in-hospital death and prolonged hospitalization among patients with COPD.

Congenital toxoplasmosis among hospitalized infants in Poland in the years 2007-2021: study based on the national hospital registry.

Congenital toxoplasmosis (CT) is a rare entity and it may pose a life-threatening risk for the newborns. The aim of the study was to evaluate the incidence and other selected factors of CT in Poland. Our study is a population-based study on CT patients in 2007-2021.

A National Registry-Based Epidemiological Study to Evaluate 395 646 Patients Hospitalized Due to Eye Diseases in Poland in 2019.

BACKGROUND The Nationwide General Hospital Morbidity Study Registry collects demographic, health, and medical data on patients hospitalized throughout Poland, and acts as a registry for epidemiological, public health, and hospital administrative studies. This epidemiological national registry-based study aimed to evaluate the characteristics of 395 646 patients hospitalized due to eye diseases in Poland in 2019. MATERIAL AND METHODS This study is a retrospective nationwide registry-based analysis.

Hospitalization for dog bites in Poland between 2006-2020.

Introduction And Objective: Owning a dog or spending time around a dog have many benefits, but also pose a risk of being bitten or attacked. Currently, publications on dog bites and related factors come from both high-income countries and low- and middle-income countries. So far, no attempt has been made to assess this phenomenon in Poland.

Human Respiratory Syncytial Virus Infections among Hospitalized Children in Poland during 2010-2020: Study Based on the National Hospital Registry.

Background: Human respiratory syncytial virus (RSV) is responsible for infections mainly affecting the lower respiratory tract in infants and young children after the first exposure. The aim of the study is to show up-to-date information on RSV hospitalization cases in Poland in children aged < 5 years. Methods: A retrospective, population-based study was conducted using data from hospital discharge records of patients hospitalized from 2010−2020.

Clinical Characteristics and Factors Associated with In-Hospital Mortality in 66 755 Patients Hospitalized Due to Diabetes in Poland, January to December 2019.

BACKGROUND The global burden of diabetes mellitus is increasing, and diabetes poses a serious problem for the healthcare system. We aimed to characterize patients hospitalized due to diabetes in Poland in 2019 and identify factors associated with the risk of in-hospital death and prolonged hospitalization. MATERIAL AND METHODS Data on all patients hospitalized due to diabetes in Poland in 2019 were taken from hospital discharge records collected by the National Institute of Public Health, Warsaw, Poland.

Hospitalizations of Ukrainian Migrants and Refugees in Poland in the Time of the Russia-Ukraine Conflict.

Background: In the face of a sudden influx of several million migrants and war refugees from Ukraine to other European countries, knowledge about the health of Ukrainian citizens becomes increasingly important. The aim of the study is to identify the main health problems of hospitalized Ukrainian citizens residing in Poland in the period from 2014 to June 2022.

Methods: This study is based on hospitalization data of Ukrainian patients in Poland taken from the Nationwide General Hospital Morbidity Study.

Epidemiological Analysis of Diabetes-Related Hospitalization in Poland before and during the COVID-19 Pandemic, 2014-2020.

Diabetes is one of the most common chronic diseases worldwide. The study aimed to present an epidemiological analysis of hospitalization related to diabetes mellitus in Poland between 2014 and 2020 as well as to analyze changes in diabetes-related hospital admissions before and during the COVID-19 pandemic. This study is a retrospective analysis of the national registry dataset of hospital discharge reports on diabetes-related hospitalizations in Poland between 2014 and 2020.

Hospitalization of Children Aged <5 Years Due to Influenza: Study Based on the National Hospitalization Registry.

Background: Influenza constitutes a significant health care burden that can be related to an increased morbidity and mortality. The aim of the study is to show up-to-date information on influenza hospitalization cases in Poland in children aged <5 years. Methods: The data used in the study were hospitalization records from 2015−2019, which had been gathered in a Nationwide General Hospital Morbidity Study and made available by the National Institute of Public Health.

Analysis of diabetic patients hospitalizations in Poland by gender, age and place of residence.

Background: There are few updated data on rates of hospital mortality of diabetic patients and length of their hospital stay on a country level. To determine such rates we provided analysis using claims data from a Nationwide General Hospital Morbidity Study carried out by the National Institute of Public Health - National Institute of Hygiene (NIPHNIH) in Warsaw from 2010 to 2018.

Objective: The aim of the study was to analyze the nine years changes of in-hospital morbidity and mortality in diabetic patients and length of hospital stay using a comparative approach by gender, age and place of residence.

The Prevalence of Acute Respiratory Distress Syndrome (ARDS) and Outcomes in Hospitalized Patients with COVID-19-A Study Based on Data from the Polish National Hospital Register.

Acute respiratory distress syndrome (ARDS) is a serious complication of COVID-19. This study aimed to evaluate the prevalence of ARDS among patients hospitalized with COVID-19 in Poland as well as to characterize clinical outcomes in patients hospitalized with COVID-19-associated ARDS. This is a retrospective, secondary analysis of epidemiological data from 116,539 discharge reports on patients hospitalized with COVID-19 in Poland between March and December 2020.

Congenital herpes simplex virus infection among hospitalized infants in Poland.

Introduction And Objective: Congenital herpes simplex virus infection (cHSV) is a rare entity and may pose a life-threatening disease for the newborns. Due to the public health and clinical importance of cHSV infection in infants, the recent data on this disease in Poland should be investigated. The aim of the study was to evaluate the incidence and other factors related to cHSV.

Characteristics and Clinical Outcomes of 116,539 Patients Hospitalized with COVID-19-Poland, March-December 2020.

The severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) causes Coronavirus Disease 2019 (COVID-19). This study aimed to characterize patients hospitalized with COVID-19 in Poland between March and December 2020, as well as to identify factors associated with COVID 19-related risk of in-hospital death. This retrospective analysis was based on data from the hospital discharge reports on COVID-19 patients hospitalized in Poland between March and December 2020.