The problem of Lyme borreliosis infections in urban and rural residents in Poland, based on National Health Fund data.

Introduction And Objective: Some fragmentary studies show that the incidence of Lyme borreliosis in Poland is increasing. It has been generally accepted that the most affected are forestry workers and farmers. The aim of the study is to compare the incidence of borreliosis in urban and rural residents in 2008-2016.

Analysis of National Health and Insurance Registers for All-Cause Mortality in Patients with Heart Failure with and without Diabetes Mellitus in Poland in 2012.

BACKGROUND This retrospective study aimed to analyze all-cause mortality in patients with heart failure with and without diabetes mellitus in 2012 in Poland using data from the National Health Fund [Narodowy Fundusz Zdrowia] (NFZ), the Central Register of the Insured [Centralna Baza Ubezpieczonych] (CBU), and the Polish Universal Electronic System for Registration of the Population (PESEL). MATERIAL AND METHODS Between 1st January 2012 and 31st December 2012, data were analyzed from the NFZ, CBU, and PESEL to include all patients with a primary diagnosis of heart failure, with and without diabetes mellitus and all-cause mortality data. Structured Query Language (SQL) was used to retrieve and manage data from NFZ, CBU, and PESEL.