Épidémiologie des infections nosocomiales bactériennes dans l'unité de néonatologie de l’établissement hospitalier spécialisé Mère/Enfant de Mostaganem - Lalla Kheira -

Abstract

The main objective of this study is to identify the main risk factors for nosocomial infections and to estimate the prevalence and the pathogenic bacteria responsible for these infections in the neonatal unit of the (Mother / Child) of Mostaganem. A total of 489 newborns admitted that 268 (or 54.81%) male and 221 (45.19%) female, their average age is 5 days, and their weight ranges from 600g to 5000g where average of 3439.2417 grams. The average length of stay was 5.42 days with a range of 1 day to 40 days. The mortality rate was 7.77%. 37.42% of neonates admitted had hypothermia and 21.47% for those who had hyperthermia. 19.39% of the respondents had a positive CRP, and 35.99 % of neonates admitted during our investigation have undergone antibiotic therapy. Prematurity ranks first as principal diagnosis of hospitalization with 135 cases (27.61%) followed by jaundice with 107 cases (21.88%). The microorganisms most frequently isolated were Gram-negative bacilli (77.78%), especially enterobacteria (66.67%) that were dominated by Klebsiella pneuniae (33.33%), Gram positive Cocci were isolated in (22.22%) cases and were dominated by Staphylococcus Aureus (16.67%). The prevalence was 6.9%.