Vol 5, No 5 (2004): Practical Diabetology
Research paper
Published online: 2004-10-26

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Assessment of etiology and risk factors of urinary tract infections in women with diabetes mellitus

Mariusz Jasik, Tomasz Dmowski, Anna Kisiel, Waldemar Karnafel
Diabetologia Praktyczna 2004;5(5):237-242.


INTRODUCTION. Women with diabetes mellitus (DM) have urinary tract infections (UTIs) more frequently than women without DM. The main risk factors are: age, longer duration of diabetes, albuminuria, asymptomatic bacteriuria, recent symptomatic UTIs. The aim of our study was to evaluate, what are the most common pathogens and risk factors of UTIs in women with type 1 and 2 of DM.
MATERIAL AND METHODS. Case histories of 105 women with type 1 DM (6.7%) and type 2 DM (93.3%) hospitalized Department of Gastroenterology and Metabolic Diseases in University School of Medicine in Warsaw in period 1998-2000 were analyzed. The average age was 71.5 years, average duration of DM was 11.8 years, average of glycated haemoglobin (HbA1c) was 9.5%.
RESULTS. Most UTIs (38.6%) occurred in the oldest patients between 71-80 years old. The reasons of hospitalization were: poor metabolic control (34%), cardio-vascular disorders (20%), respiratory tract infections (15%), digestive tract disorders (17%), UTIs (4%), other (10%). Nosocomial infections were diagnosed in 35 patients, community-acquired in 70. Previous UTIs in 20% cases. Nephrolithiasis occurs in 10.4%, Nosocomial UTIs was diagnosed on average on 7th day of hospitalization. 49% of patients were treated empirically. The most often used antibiotics were: norfloxacin, pipemidic acid, ciprofloxacin.
CONCLUSIONS. Nosocomial and community acquired UTIs is caused in most cases by Escherichia coli. The frequency of UTIs increased with age and duration of DM.

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